HARRY MIKEL. (2000). SIX SIGMA: THE BREAKTHROUGH MANAGEMENT STRATEGY....TOP CORPORATIONS. CURRENCY BOOK.
Dyfyniad Arddull ChicagoHARRY MIKEL. SIX SIGMA: THE BREAKTHROUGH MANAGEMENT STRATEGY....TOP CORPORATIONS. NEW YORK: CURRENCY BOOK, 2000.
Dyfyniad MLAHARRY MIKEL. SIX SIGMA: THE BREAKTHROUGH MANAGEMENT STRATEGY....TOP CORPORATIONS. CURRENCY BOOK, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.