Barrett Derm. (1997). Paradox Process: Creative Business Solutions, where you least expect to find them. Amacom , American Management Association.
Chicago-referens (17:e uppl.)Barrett Derm. Paradox Process: Creative Business Solutions, Where You Least Expect to Find Them. NewYork: Amacom , American Management Association, 1997.
MLA-referens (9:e uppl.)Barrett Derm. Paradox Process: Creative Business Solutions, Where You Least Expect to Find Them. Amacom , American Management Association, 1997.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.