01159nam--2200409---450-99000098770020331620081204090407.00-03-033078-50098770USA010098770(ALEPH)000098770USA01009877020020225d1991----km-y0itay0103----baengUS||||||||001yyBusiness research methodsWilliam G. Zikmund3. ed.ChicagoThe Drydenc1991XXV, 742 p24 cm2001AziendeDirezioneRicerca operativa658.4034ZIKMUND,William G.552979ITsalbcISBD990000987700203316658.403 ZIK 1 (IRA 1 200)628 E.C.658.40300183796BKECOPATTY9020020225USA011552PATTY9020020325USA01115220020403USA011740PATRY9020040406USA011708RSIAV39020081204USA010904Business research methods975757UNISA