TY  - BOOK
AU  - Crosby,Alfred W.
TI  - Ecological imperialism: the biological expansion of Europe, 900-1900 
SN  - 0521320097
U1  - 304.2 CRO 22
PY  - 1986///
CY  - Cambridge [Cambridgeshire], New York
PB  - Cambridge University Press
KW  - Human ecology
KW  - Europeans
KW  - Migrations
KW  - Human geography
KW  - Biogeography
N1  - Includes index; Bibliography: p. 312-360
UR  - http://www.loc.gov/catdir/description/cam023/86006106.html
ER  -