APA (7e ed.) Bronvermelding
Westfall, L. (2009). The certified software quality engineer handbook. ASQ Quality Press.
Chicago (17e ed.) Bronvermelding
Westfall, Linda. The Certified Software Quality Engineer Handbook. Milwaukee, Wisconsin: ASQ Quality Press, 2009.
MLA (9e ed.) Bronvermelding
Westfall, Linda. The Certified Software Quality Engineer Handbook. ASQ Quality Press, 2009.
Let op: Deze citaties zijn niet altijd 100% accuraat.