Roberts, E. V. (1978). Teacher's guide thinking and writing about literature. Prentice Hall.
Chicago-referens (17:e uppl.)Roberts, Edgar V. Teacher's Guide Thinking and Writing About Literature. Prentice Hall, 1978.
MLA-referens (9:e uppl.)Roberts, Edgar V. Teacher's Guide Thinking and Writing About Literature. Prentice Hall, 1978.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.