Reference Material in the form of subject dictionaries, encyclopedias, and handbooks typically provide background essays, definitions, broad overviews of various topics, or other pertinent facts. Online reference resources can be searched via multi-disciplinary collections like those below.
Over 600 reference books, including encyclopedias, dictionaries (English and foreign language), thesauri, books of quotations, as well as a range of subject-specific reference books.
Structure, history and use of all the major and minor languages of the world. Lists languages of the world with information on number of speakers, language family, etc.