000 00303nam a2200121Ia 4500
008 210501s9999 xx 000 0 und d
082 _a576.64
_bB54i
100 _aBiswas; S.B.
245 3 _aAn Introduction To Viruses
260 _c1996
_bVikas Publishing House Pvt. Ltd.
300 _a360
942 _cBK
999 _c35098
_d35098