APA-viite (7. p.)

Marks, R. B. (1991). Personal selling: An interactive approach (4th ed.). Allyn and Bacon.

Chicago-viite (17. p.)

Marks, Ronald B. Personal Selling: An Interactive Approach. 4th ed. Boston: Allyn and Bacon, 1991.

MLA-viite (9. p.)

Marks, Ronald B. Personal Selling: An Interactive Approach. 4th ed. Allyn and Bacon, 1991.