APA ציטוט

Drucker, P. F. 1. (1999). The practice of management. Oxford: Butterworth-Heinemann.

Trích dẫn kiểu Chicago

Drucker, Peter F. 1909-. The Practice of Management. Oxford: Butterworth-Heinemann, 1999.

ציטוט MLA

Drucker, Peter F. 1909-. The Practice of Management. Oxford: Butterworth-Heinemann, 1999.