| CNN_Daily_Almanac Provides daily briefs of historical events, previews of currently developing stories, and links to related sites. |
| Community_Almanac Online version of America-wide almanac for small urban communities. |
| Computer_Almanac Collection of numbers relevant to computers, along with references |
| Computer_Industry_Almanac An annual reference guide to the computer industry. Thousands of links. |
| Gary_Price_Fast_Facts Compilation of quick reference resources, including almanacs, statistics, and fact books. |
| Her_Majesty\'s_Nautical_Almanac_Office Produces the Astronomical Almanac, the Nautical Almanac, Astronomical Phenomena, the Star Almanac and the UK Air Almanac. |
| J__Grubers_Hagerstown_Town_and_Country_Farmers_Almanack Weather predictions, garden, health and home, who's who and astronomy. |
| The_Moron\'s_Almanac Humorous take on almanacs. Compares two unrelated events on their anniversary. |
| University_of_Pennsylvania_Almanac Compilation of information on politics, social studies and history. |
| The_World_Almanac Features online ordering of the print edition, today in history, and today's birthdays. |
| American_Society_of_Indexers_-_Thesauri_Online Annotated directory. |
| Bartleby_com__Reference Includes "Roget's International Thesaurus of English Words and Phrases" and Houghton-Mifflin's "Roget's II: The New Thesaurus," third edition. |
| Germ Searchable WordNet and Roget's Thesaurus with meaning trees. |
| HASSET Provides direct term search followed by hierarchical and other types of browsing. Based on a UNESCO thesaurus. |
| Historical_Thesaurus_of_English Contains the vocabulary of English from the earliest written records to the present, with known recorded dates of usage, taken from the Oxford English Dictionary. |
| INGRID_Library_Thesaurus Allows direct term search with results hyperlinked to broader and narrower search terms. Available in English and Estonian. |
| Lexical_Freenet Search for relationships between words and concepts that might never have occurred to you before. |
| Phrases_Thesaurus A resource for writers. Enter a single word and it will return a list of phrases and sayings that are related to the word in some way. In English. |
| Roget\'s_Interactive_Thesaurus Roget's Thesaurus of English words and phrases. |
| Roget\'s_International_Thesaurus_of_English_Words_and_Phrases Online publication of this popular thesaurus made available by Bartleby.com. |
| Roget\'s_Thesaurus_-_As_distributed_by_Project_Gutenberg E-text of Roget's Thesaurus No. Two, which is derived from the version of Roget's Thesaurus published in 1911. |
| Sybrina\'s_Phrase_Thesaurus A creative phrase tool for creative writers of any genre including college students, people just learning English, people wanting to improve their communication skills, artistic professionals and othe |
| Thinkmap_Visual_Thesaurus Interactive dictionary and thesaurus using a visual display for data navigation. |
| WordNet_-_a_Lexical_Database_for_English An on-line lexical reference system whose design is inspired by current psycholinguistic theories of human lexical memory. English nouns, verbs, adjectives and adverbs are organized into synonym sets, |
| Wordsmyth_Educational_Dictionary-Thesaurus Integrated english dictionary and thesaurus. |
| WWWebster_Thesaurus Merriam-Webster Thesaurus |
| Yahoo!_Roget\'s_II_Thesaurus Contains over 260,000 synonyms and cross-references. Features succinct word definitions and hyperlinked category index. |
| Books_and_Periodicals_Online Commercial database of periodical publications, with an emphasis on academic journals. Free trial, order form, corporate information. |
| Directory_of_Electronic_Journals,_Newsletters_and_Academic_Discussion_Lists Database by the Association of Research Libraries. |
| Directory_of_Open_Access_Journals Categorized, searchable links to free, full text, quality controlled scientific and scholarly journals. |
| EBSCO_Online An electronic journals service available to both academic and corporate subscribers. It aggregates access to electronic journals from various publishers. |
| Elsevier_Science Information on journals in a wide range of academic fields. Includes subscription details, author information and online access for subscribers. |
| Emerald_Group_Publishing_Limited Publisher of journals in management and library and information services, engineering, applied science and technology. |
| Gateway_Service_Center_of_Chinese_Academic_Journal_Publications Provides free delivery of full-text copies of Chinese-language academic journal articles not otherwise available to researchers in the United States. |
| Genamics_JournalSeek Database of thousands of journals. Main focus on Scientific disciplines, but listings are not exclusive. |
| GetCited_org Database of journals and corporate publications, searchable by a number of criteria. Also features discussion forum for researchers. |
| Indiana_University_Press_Journals Submission, subscription, and document delivery information for their scholarly journals in the history and humanities fields. |
| International_Standard_Serial_Number_(ISSN) Information on the ISSN, which identifies periodicals worldwide, whether in printed form or other media (including online). |
| The_Internet_Directory_of_Publications A free online directory of publications: journals, newspapers, magazines, newsletters. |
| NewJour Searchable directory of new online journals and newsletters. |
Welcome to the U.S. ISBN Agency, the official source for ISBNs in the United States.
R.R. Bowker is the U.S. ISBN Agency in the United States, responsible for assigning ISBNs as well as providing information and advice on the uses of the ISBN system to publishers and the publishing industry in general. R.R. Bowker is charged by the International ISBN Agency with the collection of bibliographic data on titles published in the U.S. This title data is found in the databases of Books in Print.
In addition, R.R. Bowker also serves as the SAN Agency (Standard Address Number for publishing industry shipping addresses), the ISMN Agency (International Standard Music Number for sheet music), the DOI Registration Agency (Digital Object Identifier), and offers EAN bar code services.
Note about 979 ISBNs
ISBNs beginning 979 will not be issued in the United States for at least several years until current inventories of ISBNs are depleted. When they are assigned, they will not replace those beginning with 978.
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