APA citiranje

Drucker, P. F. (1967). The effective executive. New York: Harper and Row.

Trích dẫn kiểu Chicago

Drucker, Peter F. The Effective Executive. New York: Harper and Row, 1967.

MLA citiranje

Drucker, Peter F. The Effective Executive. New York: Harper and Row, 1967.

Opozorilo: Ti citati niso vedno 100% točni.