Reference sources published by Oxford University Press. Dictionaries, subject reference works, language reference sources and key titles in the Oxford Companion series. Some examples are: the Oxford-Duden German dictionaries, A Dictionary of Psychology, A Dictionary of Zoology, The Oxford Dictionary of Idioms, A Dictionary of Writers and Their Works, Oxford Companion to Western Art, Oxford Companion to U.S.History, Oxford Companion to Music, Oxford Companion to Philosophy, and The Encyclopedia of Popular Music, etc.
Multidisciplinary ebook titles in a broad range of academic subject matter.