Cita APA (7a ed.)

Black, J. S., & Porter, L. W. (1999). Management: Meeting new challenges. Prentice Hall.

Cita Chicago Style (17a ed.)

Black, J. Stewart, y Lyman W. Porter. Management: Meeting New Challenges. Upper Saddle River, New Jersey: Prentice Hall, 1999.

Cita MLA (9a ed.)

Black, J. Stewart, y Lyman W. Porter. Management: Meeting New Challenges. Prentice Hall, 1999.