Sisk, H. L. (1977). Management & organization (3rd ed.). South - Western.
Cita Chicago (17th ed.)Sisk, Henry L. Management & Organization. 3rd ed. Chicago: South - Western, 1977.
Cita MLA (9th ed.)Sisk, Henry L. Management & Organization. 3rd ed. South - Western, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.