TY  - BOOK
AU  - "Simmons, J.B., et al�"
TI  - Conservation of Threatened plants (NATO conference series 1 . Ecology)
U1  - "58:502.757""1975.9.2/6""(082.2)   L6" 
PY  - 0000///New York
CY  - 1976
PB  - Plenum Press
ER  -