TY  - BOOK
AU  - Biswas,S.B.
AU  - Biswas,Amita  .
TI  - An introduction to viruses / 
SN  - 0706982207
U1  - 616.0194 
PY  - 2005///
CY  - New Delhi : 
PB  - Vikas Publishing House , 
KW  - VIRUSES
N1  - Includes index
ER  -