000 00291nam a2200121Ia 4500
008 200701s2000 xx 000 0 eng d
100 _aDHAMDHER.D.M
245 0 _aSYSTEMS PROGRAMMING AND OPERATING SYSTEMS
250 _a2nd
260 _bPHI NEW DELHI
_c2000
300 _a658
942 _2ddc
_cGE
999 _c913
_d913