TY  - BOOK
AU  - Polunin, Nicholas Vladimir.
TI  - Introduction to plant geography and some related sciences
U1  - 581.9 
PY  - 1960///
CY  - London
PB  - Longmans
KW  - EcologÃ­a vegetal
KW  - FitogeografÃ­a
ER  -