000 00448nam a2200181Ia 4500
020 _a74630903
082 _a005.432 DAS
100 _aDAS, SUMITABHA
245 _aUNIX
_bConcepts and applications
250 _aSecond
260 _bTata McGraw Hill
_aNew Delhi
_c1998
300 _axxv+565
500 _aOperating systems
650 _a Concepts
650 _a UNIX
650 _aapplications
008 141226s1998 xxu||||| |||| 00| 0 eng d
999 _c25689
_d25689