The Oxford Companion to English Literature
The Concise Oxford Companion to English Literature by 
A Dictionary of English Manuscript Terminology 1450-2000 by 
The Oxford Guide to Literary Britain and Ireland by 
The Oxford Encyclopedia of British Literature by 
The Oxford Guide to Literature in English Translation by 
The Oxford Companion to Chaucer by 
The Oxford Dictionary of Philosophy by 
Oxford Companion to Philosophy by 
The Concise Oxford Dictionary of the Christian Church by 
A Dictionary of Popes by 
A Dictionary of the Bible by 
The Oxford Dictionary of Islam by 
Concise Companion to the Jewish Religion by 
The Oxford Companion to the Bible by 
The Oxford Guide to People and Places of the Bible by 
The Concise Oxford Dictionary of World Religions by 
The Oxford Encyclopedia of the Reformation by 