000 00541nam a2200205 a 4500
001 156959
003 OSt
005 20211112111151.0
008 190520 ### HIN
020 _a9780070635463
082 _a005.432
_bD26U
100 _aDas, Sumitabha
245 _aUNIX : concepts and applications
_cby Sumitabha Das
250 _a4th ed.
260 _aChennai
_bMcGraw Hill Education
_c2018
300 _axxi, 671p.
653 _aOperating systems (Computers)
653 _aUNIX (Computer file)
942 _2ddc
_cBK
999 _c19349
_d19349