Gaya APA

Roberts, J, D., Caserio, M, C. (1977). Basic principles of organic chemistry (2nd.ed.). California: W.A.Benajamin.

Gaya MLA

Roberts, John, D.., Caserio, Marjorie, C.. "Basic principles of organic chemistry". 2nd.ed. California: W.A.Benajamin, 1977. Text.