Benjamin, A. (1981). The helping in interview (3rd ed.). Houghton Mifflin Co..
Cita Chicago (17th ed.)Benjamin, Alfred. The Helping in Interview. 3rd ed. Boston: Houghton Mifflin Co., 1981.
Cita MLA (9th ed.)Benjamin, Alfred. The Helping in Interview. 3rd ed. Houghton Mifflin Co., 1981.
Atenció: Aquestes cites poden no estar 100% correctes.