Cita APA (7a ed.)

Roe, W. H. (1980). The principalship (2nd ed.). Macmillan Publishing.

Cita Chicago Style (17a ed.)

Roe, William H. The Principalship. 2nd ed. New York: Macmillan Publishing, 1980.

Cita MLA (9a ed.)

Roe, William H. The Principalship. 2nd ed. Macmillan Publishing, 1980.