Gaya APA

O'Leary, K, D., O'Leary, S, G. (1977). Classroom management : the successful use of behavior modification (2nd ed). New York: Pergamon Press.

Gaya MLA

O'Leary, K., Daniel., O'Leary, Susan, G.. "Classroom management : the successful use of behavior modification". 2nd ed New York: Pergamon Press, 1977. Text.