APA引文

Futrell, C. (1996). Fundamentals of selling: Customers for life (5th ed.). Irwin.

Chicago Style (17th ed.) Citation

Futrell, Charles. Fundamentals of Selling: Customers for Life. 5th ed. Chicago: Irwin, 1996.

MLA引文

Futrell, Charles. Fundamentals of Selling: Customers for Life. 5th ed. Irwin, 1996.