Luck, D. J., & Rubin, R. S. (1996). Marketing research/7e (7th ed.). Prentice Hall of India.
Chicago Style aipamenaLuck, David J., and Ronald S. Rubin. Marketing Research/7e. 7th ed. New Delhi: Prentice Hall of India, 1996.
MLA aipamenaLuck, David J., and Ronald S. Rubin. Marketing Research/7e. 7th ed. Prentice Hall of India, 1996.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.