Dyfyniad APA

Churchill, G. A., & Churchill, G. A. (2001). Basic marketing research 4th ed. The Dryden.

Dyfyniad Arddull Chicago

Churchill, Gilbert A., and Gilbert A. Churchill. Basic Marketing Research 4th Ed. The Dryden, 2001.

Dyfyniad MLA

Churchill, Gilbert A., and Gilbert A. Churchill. Basic Marketing Research 4th Ed. The Dryden, 2001.

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