TY  - BOOK
AU  - Biswas, S.B.
AU  - Biswas, Amita
TI  - An introduction to viruses
SN  - 0-7069-8220-7
U1  - 579.2 
PY  - 1976///
CY  - New Delhi
PB  - Vikas
KW  - Viruses
KW  - Biology
ER  -