APA (7th ed.) Zitazioa

Frank, J. (1979). School principal's handbook of evaluation guidelines. Parker.

Chicago Style (17th ed.) Zitazioa

Frank, John. School Principal's Handbook of Evaluation Guidelines. New York: Parker, 1979.

MLA (9th ed.) Zitazioa

Frank, John. School Principal's Handbook of Evaluation Guidelines. Parker, 1979.