APA استشهاد

Ivancevich, J. M. (1996). Management: Principles and functions. Richard.

استشهاد بنمط شيكاغو

Ivancevich, John M. Management: Principles and Functions. Illimeis: Richard, 1996.

MLA استشهاد

Ivancevich, John M. Management: Principles and Functions. Richard, 1996.