Dyfyniad APA

Kotler, P. (2007). Marketing management .12th ed. Pearson Education.

Dyfyniad Arddull Chicago

Kotler, Philip. Marketing Management .12th Ed. New Delhi: Pearson Education, 2007.

Dyfyniad MLA

Kotler, Philip. Marketing Management .12th Ed. Pearson Education, 2007.

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