000 00291nam a2200133Ia 4500
100 _aDHAMDHERE D M
650 _aMCAS131
365 _cRS
365 _d1
942 _cENGBK
245 _aIntroduction to System Software
260 _bTata Mcgraw Hill
_c1990
_aNEW DELHI
300 _aVIII+400
999 _c22547
_d22547