Gaya APA

Carlsen, G, R., Carlsen, R, C. (1974). Perception: themes in literature (Ed. 2). New York: Webster Division, McGraw-Hill.

Gaya MLA

Carlsen, G., Robert., Carlsen, Ruth, Christoffer. "Perception: themes in literature". Ed. 2 New York: Webster Division, McGraw-Hill, 1974. Text.