APA-referens

Drucker, P. F. (2010). The changing world of the executive. Boston: Harvard Business Press.

Chicago-stil citat

Drucker, Peter Ferdinand. The Changing World of the Executive. Boston: Harvard Business Press, 2010.

MLA-referens

Drucker, Peter Ferdinand. The Changing World of the Executive. Boston: Harvard Business Press, 2010.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.