Crosby, Alfred W. <br/><br/>
Ecological imperialism :  the biological expansion of Europe, 900-1900 / 
Alfred W. Crosby. 
 - Cambridge [Cambridgeshire] ; New York :  Cambridge [Cambridgeshire] ; New York :  Cambridge University Press,  1986. 
 - Studies in environment and history .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 312-360. 
<br/><br/><label>ISBN: </label>0521320097 0521336139 (pbk.) 
<br/><br/><label>LCCN: </label>86006106 //r87 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology.<br/>Europeans -- Migrations.--Europeans -- Migrations.<br/>Anthropological-geography.<br/>Biogeography.
<br/><br/><label>LC Class. No.: </label>GF50  / .C76 1986 
<br/><br/><label>Dewey Class. No.: </label>304.2