APA aipamena

Futrell, C. (2006). Fundamentals of selling: Customers for life through service. Boston: McGraw-Hill.

Chicago Style aipamena

Futrell, Charles. Fundamentals of Selling: Customers for Life Through Service. Boston: McGraw-Hill, 2006.

MLA aipamena

Futrell, Charles. Fundamentals of Selling: Customers for Life Through Service. Boston: McGraw-Hill, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.