PANDE PETE. (2002). WHAT IS SIX SIGMA. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.
Chicago (17e ed.) BronvermeldingPANDE PETE. WHAT IS SIX SIGMA. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2002.
MLA (9e ed.) BronvermeldingPANDE PETE. WHAT IS SIX SIGMA. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.