Cita APA (7th ed.)

Koontz Harold & Weihrich Heinz. (2007). Essentials of Management: An International Perspective (Seventh.). Tata McGraw-Hill Publishing Company Limited.

Cita Chicago (17th ed.)

Koontz Harold i Weihrich Heinz. Essentials of Management: An International Perspective. Seventh. New Delhi: Tata McGraw-Hill Publishing Company Limited, 2007.

Cita MLA (9th ed.)

Koontz Harold i Weihrich Heinz. Essentials of Management: An International Perspective. Seventh. Tata McGraw-Hill Publishing Company Limited, 2007.