TY  - BOOK
AU  - Stanley,Wendell M.
AU  - Valens,Evans G.
TI  - Viruses and the nature of life
U1  - 576.6 
PY  - 1961///
CY  - London
PB  - Methuen
KW  - Viruses
KW  - Virology
N1  - Includes bibliographical and index
ER  -