APA aipamena

Bajpai, N. (2015). Marketing Research (1st.). Pearson.

Chicago Style aipamena

Bajpai, Naval. Marketing Research. 1st. Noida: Pearson, 2015.

MLA aipamena

Bajpai, Naval. Marketing Research. 1st. Pearson, 2015.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.