Παραπομπή APA

Holt, D. H. (1990). Management: Principles and practices (2.). Prentice -Hall International.

Παραπομπή Chicago Style

Holt, David H. Management: Principles and Practices. 2. New Jersey: Prentice -Hall International, 1990.

Παραπομπή MLA

Holt, David H. Management: Principles and Practices. 2. Prentice -Hall International, 1990.