APA-referens (7:e uppl.)

Drucker, P. F. (1967). The effective executive. Heinemann.

Chicago-referens (17:e uppl.)

Drucker, Peter F. The Effective Executive. London: Heinemann, 1967.

MLA-referens (8:e uppl.)

Drucker, Peter F. The Effective Executive. Heinemann, 1967.