TULL (Donald S.)/ RUBIN, . (2003). Marketing Research Measurement and Method A text with Cases. New Delhi: Prentice Hall of India New Delhi.
TULL (Donald S.)/ RUBIN, . 2003. Marketing Research Measurement and Method A text with Cases. New Delhi: Prentice Hall of India New Delhi.
TULL (Donald S.)/ RUBIN, . Marketing Research Measurement and Method A text with Cases. New Delhi: Prentice Hall of India New Delhi. 2003.