000 00405nam a2200145Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
020 _a978007048390
082 _a5.43
100 _aDas, Sumitabha
_91470
245 0 _aUnix concepts and applications
250 _a4th
260 _aTata mcgraw hill company Ltd.
_bNew Delhi
_c2010
300 _aXV, 219p.
_b540
650 _aELECTRONICS AND COMMUNICATIONS
999 _c132797
_d132797