00471nam a2200169 a 4500008004100000020001500041050001800056100001900074245003400093250001200127260004200139300002900181350000900210500004100219650002300260700001800283060316s1990    ||||||||||||||||| ||    u  a0471613517  aHF 5415.2 Aak  aAaker, David A10aMarketing research. (4th ed.)  a4th ed.  aNew York :bJohn Wiley and Sonsc1990  axiv, 739, [29] p. : ill.  a0.00  aIncludes bibliographical references. 0aMARKETING RESEARCH  aDay, George S