The book of the Duchess /
Chaucer ; edited by Helen Phillips.

APA Citation

Chaucer, G., Phillips, H. (1982). The book of the Duchess. Durham, England: Durham and St. Andrews Medieval Texts.

MLA Citation

Chaucer, Geoffrey, -1400, and Helen Phillips. The Book of the Duchess. Durham, England: Durham and St. Andrews Medieval Texts, 1982.

Warning: These citations may not always be complete (especially for serials).