Citazione Stile APA (7a Edizione)

Roberts, P. (2000). How poetry works (2nd ed.). Penguin Books.

Citazione stile Chigago Style (17a edizione)

Roberts, Philip. How Poetry Works. 2nd ed. Harmondsworth, Middlesex, England ; New York, New York, U.S.A.: Penguin Books, 2000.

Citatione MLA (8a ed.)

Roberts, Philip. How Poetry Works. 2nd ed. Penguin Books, 2000.