Malhotra, N. K. (2019). Marketing Research (7th.). Pearson.
Chicago Style aipamenaMalhotra, Naresh K. Marketing Research. 7th. Noida: Pearson, 2019.
MLA aipamenaMalhotra, Naresh K. Marketing Research. 7th. Pearson, 2019.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.