APA citiranje

Drucker, P. (2006). Management challenges for the 21st Century. Palgrave Macmillan Punl.

Chicago Style (17th ed.) Citation

Drucker, Peter. Management Challenges for the 21st Century. New York: Palgrave Macmillan Punl, 2006.

MLA citiranje

Drucker, Peter. Management Challenges for the 21st Century. Palgrave Macmillan Punl, 2006.