Gaya APA

SERGIOVANNI, T, J., Starratt, R, J. (1993). Supervision: a Redefinition (5th Ed.) (Ed. 5). New York: McGraw-Hill Book Company.

Gaya MLA

SERGIOVANNI, Thomas, J.., Starratt, Robert, J.. "Supervision: a Redefinition (5th Ed.)". Ed. 5 New York: McGraw-Hill Book Company, 1993. Text.