Dyfyniad APA

Keegan, W. J. (2008). Global Marketing (4th ed.). Pearson Education.

Dyfyniad Arddull Chicago

Keegan, Warren J. Global Marketing. 4th ed. New Delhi: Pearson Education, 2008.

Dyfyniad MLA

Keegan, Warren J. Global Marketing. 4th ed. Pearson Education, 2008.

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