Dyfyniad APA

Futrell, C. (2002). Fundamentals of selling: Customers for life (7th ed.). Boston: Irwin/McGraw-Hill.

Dyfyniad Arddull Chicago

Futrell, Charles. Fundamentals of Selling: Customers for Life. 7th ed. Boston: Irwin/McGraw-Hill, 2002.

Dyfyniad MLA

Futrell, Charles. Fundamentals of Selling: Customers for Life. 7th ed. Boston: Irwin/McGraw-Hill, 2002.

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