00442nam a22001577a 450000500170000000800410001702000200005804000160007804100070009405000220010110000200012324500470014326000300019030000100022065000540023020260616124358.0150804b        xxu||||| |||| 00| 0 eng d  a139780077129972  aKyUCLcKyUC  aEN  aHD 30.4bB58 2011  aBlumberg, Boris  aBusiness reserch methods cblumberg, boris  alonndonbMcGrawhillc2011  a505p.  2Reserch MethodsxSchool of Business and Education