000 00320nam a2200145Ia 4500
008 160316s1976 xxu||||| |||| 00| 0 eng d
020 _a
100 _aS B Biswas
245 _aAn Introduction To Viruses
250 _a1
260 _aNEW DELHI
_bVIKAS
_c1976
300 _a360
700 _aAmita Biswas
_a
942 0 0 _01
999 _c7245
_d7245