APA aipamena

Drake, T. L., & Roe, W. H. (1986). The principalship (3d ed.). Macmillan.

Chicago Style aipamena

Drake, Thelbert L., and William Henry Roe. The Principalship. 3d ed. New York: Macmillan, 1986.

MLA aipamena

Drake, Thelbert L., and William Henry Roe. The Principalship. 3d ed. Macmillan, 1986.