Elton, Charles S.  <br/><br/>
The ecology of invasions by animals and plants. 
/ by Charles S. Elton. 
 - London :  The University of Chicago Press,  1985. 
 - xiv, 181 p. :  illus., maps ;  22 cm. 
<br/><br/><label>ISBN: </label>9780226206387 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology. [from old catalog]; Biogeography.
<br/><br/><label>Dewey Class. No.: </label>577.18 ELT