Dyfyniad APA
Gerson, R. F. (1993). Measuring customer satisfaction. Crisp Publications.
Dyfyniad Arddull Chicago
Gerson, Richard F. Measuring Customer Satisfaction. Menlo Park, Calif.: Crisp Publications, 1993.
Dyfyniad MLA
Gerson, Richard F. Measuring Customer Satisfaction. Crisp Publications, 1993.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.