TY  - BOOK
AU  - Walter, Heinrich.
TI  - Vegetation of the Earth and Ecological Systems of the Geo-biosphere / 
SN  - 0-387-90404-2
U1  - I:5 
PY  - 1997///
CY  - New York : 
PB  - Springer-Verlag , 
KW  - Botany <Vegetation>
ER  -