Anderson, B. R. (1981). Professional selling/2e (2nd ed.). Prentice Hall.
Chicago Edition CitationAnderson, B. Robert. Professional Selling/2e. 2nd ed. New Jersey: Prentice Hall, 1981.
Cita MLAAnderson, B. Robert. Professional Selling/2e. 2nd ed. Prentice Hall, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.