VIEIRA WALTER E. (2005). WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. RESPONSE BOOKS.
Chicago-referens (17:e uppl.)VIEIRA WALTER E. WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. NEW DELHI: RESPONSE BOOKS, 2005.
MLA-referens (9:e uppl.)VIEIRA WALTER E. WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. RESPONSE BOOKS, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.