Schakel, P. (1997). Approaching poetry: Perspectives and responses. St.Martin's.
Čikaški stil citiranja (17. izdanje)Schakel, Peter. Approaching Poetry: Perspectives and Responses. New York: St.Martin's, 1997.
MLA način citiranja (9. izdanje)Schakel, Peter. Approaching Poetry: Perspectives and Responses. St.Martin's, 1997.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.