000 00327nam a2200121Ia 4500
008 210219s9999||||xx |||||||||||||| ||und||
082 _a1.64264
_bJ624A
100 _aJiwana ,Amrit.Bir
245 2 _aA to Z of Pc virus protection.
_cAmrit.BirJiwana
260 _aNew Delhi
_bKhanna publishers.
_c1993
300 _a168
942 _cBK
999 _c3496
_d3496