Crosby, Alfred W. <br/><br/>
Ecological imperialism: the biological expansion of Europe, 900 - 1900 
by Alfred W. Crosby 
 - Cambridge  Cambridge University Press  1997 
 - 368p. 
<br/><br/><label>ISBN: </label>0521456908 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological risk assessment - Europe - 900-1900<br/>Biopolitics
<br/><br/><label>Dewey Class. No.: </label>O91 C884