The following information has been taken from the Oxford Reference Online: The Core Collection site.

Oxford Reference Online: The Core Collection is unique in offering integrated, consistent coverage of a broad range of subjects: everything from General Reference, Language and Quotations to Science and Medicine, and from Humanities and Social Sciences to Business and Professional.

Oxford Reference Online was recognized as the best online reference or directory service for 2003 by receiving the Software & Information Industry Association's Codie Award.

Complete title listing [PDF 1 pg]:

Language
- English Dictionaries & Thesauruses
The Concise Oxford Dictionary
The Oxford Paperback Thesaurus
The Oxford American Dictionary of Current English
The Oxford American Thesaurus of Current English
- English Language Reference
The Oxford Dictionary of Abbreviations
The Oxford Dictionary of American Usage & Style
The Concise Oxford Dictionary of English Etymology
The Oxford Dictionary of English Grammar
Concise Oxford Companion to the English Language
Pocket Fowler's Modern English English
A New Dictionary of Eponyms
A Dictionary of Euphemisms
The Oxford Essential Dictionary of Foreign Terms in English
The Oxford Dictionary of Idioms
The Concise Oxford Dictionary of Linguistics
The Concise Oxford Dictionary of Proverbs
- Modern Languages
The Concise Oxford-Hachette French Dictionary
The Concise Oxford-Duden German Dictionary
The Pocket Oxford Italian Dictionary
The Concise Oxford Spanish Dictionary
The Oxford Business Spanish Dictionary

General Reference
- Quotations
The Concise Oxford Dictionary of Quotations
The Oxford Essential Quotations Dictionary (American Edition)
The Oxford Dictionary of Modern Quotations
- Other
A Dictionary of English Place-Names
A Dictionary of First Names
Handbook of the World
World Encyclopedia

Humanities & Social Sciences
- Art & Architecture
A Dictionary of Architecture
The Oxford Dictionary of Art
The Concise Oxford Dictionary of Art & Artists
The Concise Oxford Dictionary of Art Terms
A Dictionary of 20th-Century Art Classics
- Classics
The Concise Oxford Companion to Classical Literature
Who's Who in the Classical World
- History
The Concise Oxford Dictionary of Archaeology
A Dictionary of British History
The Kings & Queens of Britain
The Oxford Dictionary of Local & Family History
A Dictionary of 20th-Century World History
Who's Who in the 20th-Century
A Dictionary of World History
- Literature
The Concise Oxford Companion to African American Literature
The Concise Oxford Companion to American Literature
The Concise Oxford Companion to English Literature
The Concise Oxford Companion to Irish Literature
The Concise Oxford Dictionary of Literary Terms
A Dictionary of Shakespeare
The Oxford Companion to 20th-Century Poetry in English Literature
A Dictionary of Writers & Their Works
- Military History
The Oxford Essential Dictionary of the U.S. Military
- Mythology & Folklore
A Dictionary of African Mythology
A Dictionary of Asian Mythology
A Dictionary of Celtic Mythology
A Dictionary of English Folklore
A Dictionary of Superstitions
A Dictionary of World Mythology
- Performing Arts
The Oxford Dictionary of Dance
A Dictionary of Early Music
The Concise Oxford Dictionary of Music
The Concise Oxford Dictionary of Opera
Who's Who in Opera
The Concise Oxford Companion to the Theatre
- Politics & Social Sciences
A Dictionary of Political Biography
The Concise Oxford Dictionary of Politics
A Dictionary of Psychology
Dictionary of the Social Sciences
A Dictionary of Sociology
The Oxford Guide to the United States Government
- Religion & Philosophy
A Dictionary of the Bible
The Concise Oxford Dictionary of the Christian Church
A Concise Companion to the Jewish Religion
The Oxford Guide to People & Places of the Bible
The Oxford Dictionary of Philosophy
The Oxford Dictionary of Popes
The Oxford Dictionary of Saints
The Concise Oxford Dictionary of World Religions

Business & Professional
- Economics & Business
A Dictionary of Accounting
A Dictionary of Business
A Dictionary of Economics
A Dictionary of Finance & Banking
- Law
A Dictionary of Law
The Oxford Guide to United State Supreme Court Decisions

Science & Medicine
- Biological Sciences
A Dictionary of Biology
A Dictionary of Plant Sciences
A Dictionary of Zoology
- Computing
A Dictionary of Computing
A Dictionary of the Internet
- Earth & Environmental Sciences
A Dictionary of Earth Sciences
A Dictionary of Ecology
A Dictionary of Geography
A Dictionary of Weather
- Food & Nutrition
Food & Fitness: A Dictionary of Diet & Exercise
A Dictionary of Food & Nutrition
- General
A Dictionary of Scientists
- Medicine
Concise Medical Dictionary
A Dictionary of Medicines
A Dictionary of Nursing
- Physical Sciences & Mathematics
A Dictionary of Astronomy
A Dictionary of Chemistry
The Concise Oxford Dictionary of Mathematics
A Dictionary of Physics
A Dictionary of Statistics