000 00339pam a2200157a 44500
008 230405s1993 xxu||||| |||| 00| 0 eng d
041 _aENG
100 _aRitchie C.
245 _aOperating Systems
250 _a1
260 _a
_bBPB Pub New Delhi
_c1993
300 _a226 , 24cm
440 _a75
690 _aIMRDA
906 _a130
999 _c252989
_d252989