"cooper, donald r. "
business research methods: / donald.r. cooper - 9 ed. - new delhi : mcgraw-hill 2006. - "xxiii, 757p.; 24 cm."
0-07-062019-9
--
658. 57 coo
business research methods: / donald.r. cooper - 9 ed. - new delhi : mcgraw-hill 2006. - "xxiii, 757p.; 24 cm."
0-07-062019-9
--
658. 57 coo