Dyfyniad APA

Kotabe, M., & Helsen, K. (1998). Global marketing management. John Wiley & Sons.

Dyfyniad Arddull Chicago

Kotabe, Masaaki, and Kristiaan Helsen. Global Marketing Management. New York: John Wiley & Sons, 1998.

Dyfyniad MLA

Kotabe, Masaaki, and Kristiaan Helsen. Global Marketing Management. John Wiley & Sons, 1998.

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