na INLIS000000000000562 Eng 0010-0224000562 Business research methods Boston : McGraw-Hill, 2003 Cooper, Donald R. 8th ed. NULL Boston : McGraw-Hill, 2003 2003 xix, 857 hal. : ilus. ; 26 cm. + 1 CD-ROM xix, 857 hal. : ilus. ; 26 cm. + 1 CD-ROM 71233180 650.072 Coo b Business--research 3100105066392 3100105065209