000 00297nam a2200121Ia 4500
008 240601s2012 xx 000 0 eng d
041 _aENG
082 _aDAS
100 _aDas, Sumitabha,
245 0 _aUnix concepts Application
260 _aNew Delhi
_bTata McGraw-Hill
_c2012
942 _2ddc
_cBK
_01
999 _c1471
_d1471