Style de citation APA (7e éd.)

Drucker, P. F. (1982). The changing world of the executive. Times Books.

Style de citation Chicago (17e éd.)

Drucker, Peter Ferdinand. The Changing World of the Executive. New York, N.Y: Times Books, 1982.

Style de citation MLA (9e éd.)

Drucker, Peter Ferdinand. The Changing World of the Executive. Times Books, 1982.