APA (7th ed.) Citation

Donald, E. P. (1974). Self concept of sixth-grade boys. Univ. Microfilms.

Chicago Style (17th ed.) Citation

Donald, Ernest Paul. Self Concept of Sixth-grade Boys. Ann Arbor, Mich: Univ. Microfilms, 1974.

MLA (9th ed.) Citation

Donald, Ernest Paul. Self Concept of Sixth-grade Boys. Univ. Microfilms, 1974.