000 00283nam a2200109Ia 4500
008 230718s9999||||xx |||||||||||||| ||und||
082 _a005.43
100 _aDHAMDHARE D M
245 0 _aOPERATING SYSTEMS: A CONCEPT BASED APPROACH
260 _bT M H
_c2003
_aNEW DELHI
300 _a806
999 _c45056
_d45056