Bloomfield, M. W. (1952). The seven deadly sins: An introduction to the history of a religious concept, with special reference to medieval English literature. Michigan State College Press.
Chicago-referens (17:e uppl.)Bloomfield, Morton W. The Seven Deadly Sins: An Introduction to the History of a Religious Concept, with Special Reference to Medieval English Literature. [East Lansing]: Michigan State College Press, 1952.
MLA-referens (8:e uppl.)Bloomfield, Morton W. The Seven Deadly Sins: An Introduction to the History of a Religious Concept, with Special Reference to Medieval English Literature. Michigan State College Press, 1952.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.