Roberts, E. V. (1978). Teacher's guide thinking and writing about literature. Prentice Hall.
Citazione stile Chigago Style (17a edizione)Roberts, Edgar V. Teacher's Guide Thinking and Writing About Literature. Prentice Hall, 1978.
Citatione MLA (9a ed.)Roberts, Edgar V. Teacher's Guide Thinking and Writing About Literature. Prentice Hall, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.