Dyfyniad APA

Gitlow, H. S., Oppenheim, A. J., Oppenheim, R., & Levine, D. M. (2005). Quality management (3rd ed.). Boston: McGraw-Hill/Irwin.

Dyfyniad Arddull Chicago

Gitlow, Howard S., Alan J. Oppenheim, Rosa Oppenheim, và David M. Levine. Quality Management. 3rd ed. Boston: McGraw-Hill/Irwin, 2005.

Dyfyniad MLA

Gitlow, Howard S., Alan J. Oppenheim, Rosa Oppenheim, và David M. Levine. Quality Management. 3rd ed. Boston: McGraw-Hill/Irwin, 2005.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.