Παραπομπή APA

Birn,Robin J. (2003). Handbook of international market research techniques (2nd ed.). Kogan.

Παραπομπή Chicago Style

Birn,Robin J. Handbook of International Market Research Techniques. 2nd ed. New Delhi: Kogan, 2003.

Παραπομπή MLA

Birn,Robin J. Handbook of International Market Research Techniques. 2nd ed. Kogan, 2003.