Ivancevich, J. M., Lorenzi, P., & Skinner, S. J. (1994). Management: Quality and competitiveness (ed.). Irwin.

Ivancevich, John M., Peter Lorenzi, and Steven J. Skinner. Management: Quality and Competitiveness. ed. Boston: Irwin, 1994.

Ivancevich, John M., et al. Management: Quality and Competitiveness. ed. Irwin, 1994.