000 00281nam a2200109Ia 4500
008 180426s2012 xx 000 0 und d
082 _a589.2 BIS-I
100 _aBiswas, S.B.
245 0 _aIntroduction to Viruses
260 _aNew Delhi
_bVikas Pub. House
_c1976
942 _2ddc
_cBB
999 _c130299
_d130299