00335nam a2200133 a 450000500170000002000150001708200130003210000160004524500260006126000400008730000250012749000340015263000150018620251203092033.0  a8173710635  a658bPER  aPernet, Roy  aEffective use of time  aHyderabadbUniversities Pressc1989  avii,47p.b16 cm.cPB  aThe notes for managers series  aManagement