000 00321nam a2200133Ia 4500
008 160316s1976 xxu||||| |||| 00| 0 eng d
020 _a
100 _aS .B. Biswas
245 _aAn Introduction To Viruses
250 _a1st
260 _aNEW DELHI
_bVIKAS PUBLISHING HOUSE PVT LTD
_c1976
300 _a200
700 _a
_a
999 _c35581
_d35581