TY  - BOOK
AU  - Walker,Brian
AU  - Will Steffen
TI  - Global change and terristrial ecosystems
SN  - 0-521-57810-8
AV  - QH541.G5 
PY  - 1996///
CY  - Cambridge 
PB  -  : Cambridge University Press
KW  - Ecology,
KW  - Climatic changes
ER  -