Dyfyniad APA
Townsend, P. L., & Gebhardt, J. (2006). Quality makes money. ASQ Quality Press.
Dyfyniad Arddull Chicago
Townsend, Patrick L., and Joan Gebhardt. Quality Makes Money. Milwaukee, Wisconsin: ASQ Quality Press, 2006.
Dyfyniad MLA
Townsend, Patrick L., and Joan Gebhardt. Quality Makes Money. ASQ Quality Press, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.