TY  - BOOK
AU  - "Wapshere, A.J., Ed."
TI  - Proceedings of the third international symposium on biological control of weeds
U1  - "632.937:632.51""1973.90.10/14""(082.2)   L4" 
PY  - 0000///U.K
CY  - 1974
PB  - CAB
ER  -