TY  - BOOK
AU  - Crosby Alfred W
TI  - Ecological imperialism :  Biological expansion of Europe, 900 - 1900
T2  - Studies in environment and history
SN  - 0521546184
U1  - V5.M<--D9, P4 
PY  - 2004///
CY  - Cambridge
PB  - Cambridge University Press UK     
KW  - HISTORY
ER  -