Barik, S. (2010). Social marketing. Adhyayan.
Chicago Style aipamenaBarik, S. Social Marketing. New Delhi: Adhyayan, 2010.
MLA aipamenaBarik, S. Social Marketing. Adhyayan, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Barik, S. (2010). Social marketing. Adhyayan.
Chicago Style aipamenaBarik, S. Social Marketing. New Delhi: Adhyayan, 2010.
MLA aipamenaBarik, S. Social Marketing. Adhyayan, 2010.