Παραπομπή APA

Aspley, J. C., & Ovid Riso. (1966). Dartnell sales promotion handbook/5e (5th ed.). The Dartnell Corporation.

Παραπομπή Chicago Style

Aspley, John Cameron, και Ovid Riso. Dartnell Sales Promotion Handbook/5e. 5th ed. Chicago: The Dartnell Corporation, 1966.

Παραπομπή MLA

Aspley, John Cameron, και Ovid Riso. Dartnell Sales Promotion Handbook/5e. 5th ed. The Dartnell Corporation, 1966.