00532nam a2200181 a 450000100080000000500110000800800410001910000150006024500200007526000380009530000110013349000500014450000630019465000300025765000130028765000250030065000250032510001272014-02-22       1949    bl uuuu     u00u1 u    #d1 aFERBER, R.  aMarket research  aNew York (USA): McGraw-Hillc1949  a542 p.  aMcGraw-Hill Paperbacks business and economics  aTítulo original Statistical Techniques in Market Research  aINVESTIGACION DE MERCADOS  aMERCADEO  aMETODOS ESTADISTICOS  aTECNICAS DE MERCADEO