Certo, S. C. (1997). Modern management: Diversity, quality, ethics, and the global environment (Seventh edition.). Prentice-Hall International, Inc.
Cita Chicago (17th ed.)Certo, Samuel C. Modern Management: Diversity, Quality, Ethics, and the Global Environment. Seventh edition. Upper Saddle River, New Jersey: Prentice-Hall International, Inc, 1997.
Cita MLA (9th ed.)Certo, Samuel C. Modern Management: Diversity, Quality, Ethics, and the Global Environment. Seventh edition. Prentice-Hall International, Inc, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.