TY  - BOOK
AU  - COOPER,J.I.
TI  - Virus diseases of trees and shrubs
U1  - 635.977 C58V 
PY  - 1993///
CY  - London
PB  - Chapman and Hall
KW  - TREES - DISEASES AND PESTS
KW  - SHRUBS -- DISEASES AND PESTS
ER  -