Amacom & Presidents Association. (1975). The chief executive office and its responsibilities: Presidents Association anthology. Amacom.
Chicago-referens (17:e uppl.)Amacom och Presidents Association. The Chief Executive Office and Its Responsibilities: Presidents Association Anthology. [New York]: Amacom, 1975.
MLA-referens (9:e uppl.)Amacom och Presidents Association. The Chief Executive Office and Its Responsibilities: Presidents Association Anthology. Amacom, 1975.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.