TY  - BOOK
AU  - Simmons J B
AU  - Simmons, J B
AU  - Beyer
AU  - Lucas
AU  - Parry
AU  - Simmons J B
TI  - Conservation of Threatened Plants [NATO conference series 1-Ecology Volume-1]
U1  - SIM 
CY  - London
PB  - Plenum Press
KW  - Threatened Plants
ER  -