Nargundkar,Rajendra. (2008). Marketing Research (3rd.). McGraw Hill Education.
Chicago Style aipamenaNargundkar,Rajendra. Marketing Research. 3rd. New Delhi: McGraw Hill Education, 2008.
MLA aipamenaNargundkar,Rajendra. Marketing Research. 3rd. McGraw Hill Education, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.