Citazione Stile APA (7a Edizione)

Levinson, H. (1968). The exceptional executive: A psychological conception. New American Library.

Citazione stile Chigago Style (17a edizione)

Levinson, Harry. The Exceptional Executive: A Psychological Conception. New York: New American Library, 1968.

Citatione MLA (9a ed.)

Levinson, Harry. The Exceptional Executive: A Psychological Conception. New American Library, 1968.