VIEIRA WALTER E. (2005). WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. RESPONSE BOOKS.
Chicago (17e ed.) BronvermeldingVIEIRA WALTER E. WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. NEW DELHI: RESPONSE BOOKS, 2005.
MLA (9e ed.) BronvermeldingVIEIRA WALTER E. WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. RESPONSE BOOKS, 2005.
Let op: Deze citaties zijn niet altijd 100% accuraat.