Style de citation APA (7e éd.)

YUKL, G. A. (1989). Leadership in organizations.-- ed.2. Prentice Hall.

Style de citation Chicago (17e éd.)

YUKL, Gary A. Leadership in Organizations.-- Ed.2. New Jersey: Prentice Hall, 1989.

Style de citation MLA (9e éd.)

YUKL, Gary A. Leadership in Organizations.-- Ed.2. Prentice Hall, 1989.