Dyfyniad APA

McDaniel, C. D., & Gates, R. (1998). Marketing research essentials (2nd ed.). South-Western College Pub.

Dyfyniad Arddull Chicago

McDaniel, Carl D., and Roger,Sd1942- Gates. Marketing Research Essentials. 2nd ed. Cincinnati, Ohio: South-Western College Pub, 1998.

Dyfyniad MLA

McDaniel, Carl D., and Roger,Sd1942- Gates. Marketing Research Essentials. 2nd ed. South-Western College Pub, 1998.

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