APA (7e ed.) Bronvermelding

KOONTZ, H., & O'donnel, C. (1968). Principles of management: An analysis of managerial functions (4th ed.). McGraw-Hill.

Chicago (17e ed.) Bronvermelding

KOONTZ, Harold, en Cyril O'donnel. Principles of Management: An Analysis of Managerial Functions. 4th ed. New York: McGraw-Hill, 1968.

MLA (9e ed.) Bronvermelding

KOONTZ, Harold, en Cyril O'donnel. Principles of Management: An Analysis of Managerial Functions. 4th ed. McGraw-Hill, 1968.