Παραπομπή APA

Darymple, D. (1982). Sales management: Concepts and cases. John Wiley.

Παραπομπή Chicago Style

Darymple, Douglas.J. Sales Management: Concepts and Cases. New York: John Wiley, 1982.

Παραπομπή MLA

Darymple, Douglas.J. Sales Management: Concepts and Cases. John Wiley, 1982.