00346nam a2200133 a 450000500170000008200160001710000190003310000190005224500370007126000440010830000230015263000230017563000140019820251203090832.0  a658.83bGRE  aGreen, Paul E.  aTull, Donald S  aResearch for marketing decisions  aNew DelhibPrentice Hall of Indiac1986  a659 p.b22 cm.cPB  aMarketing research  adecisions