VIEIRA WALTER E. (2005). WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. RESPONSE BOOKS.
Dyfyniad Arddull ChicagoVIEIRA WALTER E. WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. NEW DELHI: RESPONSE BOOKS, 2005.
Dyfyniad MLAVIEIRA WALTER E. WINNING MANAGER: 51 STEPS TO CORPORATE SUCCESS. RESPONSE BOOKS, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.