TY  - BOOK
AU  - Gibbs Adrian
AU  -  Harrison Bryan
TI  - Plant virology:The principles
U1  - I:423:6, L6 
PY  - 1976///
CY  - London
PB  - Edward Arnold        
KW  -  Plant virology
KW  -  Virology
KW  - Botany
ER  -