Dyfyniad APA

Kotler Philip,keller Kevin Lane. (2012). Marketing Management (13th.). Pearson Education.

Dyfyniad Arddull Chicago

Kotler Philip,keller Kevin Lane. Marketing Management. 13th. New Delhi: Pearson Education, 2012.

Dyfyniad MLA

Kotler Philip,keller Kevin Lane. Marketing Management. 13th. Pearson Education, 2012.

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