NARGUNDKAK (Rajender), . (2008). Marketing Research. New Delhi: Tata McGraw-Hil Publication Company Limited . Delhi.
NARGUNDKAK (Rajender), . 2008. Marketing Research. New Delhi: Tata McGraw-Hil Publication Company Limited . Delhi.
NARGUNDKAK (Rajender), . Marketing Research. New Delhi: Tata McGraw-Hil Publication Company Limited . Delhi. 2008.