Dyfyniad APA

Jobber, D. (2009). Principles and practice of marketing (5th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Jobber, David. Principles and Practice of Marketing. 5th ed. London ; New York: McGraw-Hill, 2009.

Dyfyniad MLA

Jobber, David. Principles and Practice of Marketing. 5th ed. McGraw-Hill, 2009.

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