Dyfyniad APA

Futrell, C. (1999). Fundamentals of selling: Customers for life (6thed.). Irwin, McGraw-Hill.

Dyfyniad Arddull Chicago

Futrell, Charles. Fundamentals of Selling: Customers for Life. 6thed. London: Irwin, McGraw-Hill, 1999.

Dyfyniad MLA

Futrell, Charles. Fundamentals of Selling: Customers for Life. 6thed. Irwin, McGraw-Hill, 1999.

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