00443nam a2200157 a 450000500170000008200160001710000180003324500440005126000340009530000230012963000210015296400160017399700180018999900170020795200610022420251203090609.0  a001.42bRES  aMumford, Enid  aResearch methods in information systems  aNew YorkbNorth Hollandc1985  a320 p.c22 cm.cPB  aResearch methods  bcdefg_  a10160 LIBSC C  c13260d13260  00104070aPUbPUd1998-04-08l0o001.42 RESp10160yBK