Lynn King Morris 
Chaucer Source and Analogue Criticism 
A Cross-Referenced Guide

Originally published in 1985. This impressive research tool offers four different indexes to cross-reference works on the sources of Chaucer. The user can look up sources by author, genre type or title, or look up the title of one of Chaucer’s works to find which bibliographic entries they are mentioned within. This is a useful reference work on Chaucer source and analogue scholarship, including 1477 entries.