Dyfyniad APA

Kotler Philip & Keller, K. L. (2006). Marketing management (Twelfth edition.). Prentice-Hall.

Dyfyniad Arddull Chicago

Kotler Philip and Kevin Lane Keller. Marketing Management. Twelfth edition. New Delhi: Prentice-Hall, 2006.

Dyfyniad MLA

Kotler Philip and Kevin Lane Keller. Marketing Management. Twelfth edition. Prentice-Hall, 2006.

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