Παραπομπή APA

Kurtz, D. L. (1998). Marketing research (6th ed.). Wiley.

Παραπομπή Chicago Style

Kurtz, David L. Marketing Research. 6th ed. Wiley, 1998.

Παραπομπή MLA

Kurtz, David L. Marketing Research. 6th ed. Wiley, 1998.