00326nam a22001337a 4500020001800000082002000018100001400038245003500052250001200087260003700099300001900136650001400155650002300169  a9781259004902  a658.83  bBER/M  aBeri, G C  aMarketing research/c G C Beri  a5th ed.  aNew Delhi:bMc Graw Hill,c2013.  a627p. ;b25cm.  aMarketing  aMarketing Research