000 00401nam a2200145Ia 4500
008 211224s9999 xx 000 0 und d
020 _a9788120337862
082 _a005.432 U GOP
100 _aGopalan, N P
245 2 _aA beginner's guide Unix
260 _aNew Delhi:
_bPHI Learning,
_c2002
300 _axv, 272 p. : ill. ; 23 cm
650 _aOperating systems (Computers)
700 _aSivaselvan, B
999 _c3146
_d3146