Gaya APA

George, H, B, R, P, F, D, D, G, B. (2011). HBR's 10 Must Reads on Leadership (with featured article "What Makes an Effective Executive," by Peter F. Drucker) . : Harvard Business Press.

Gaya MLA

George, Harvard, Business, Review;, Peter, F., Drucker;, Daniel, Goleman;, Bill. "HBR's 10 Must Reads on Leadership (with featured article "What Makes an Effective Executive," by Peter F. Drucker)". : Harvard Business Press, 2011. Text.