Elton, Charles S <br/><br/>
Ecology of invasions by animals and plants 

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 - Chapman and Hall, London  1958 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Population biology
<br/><br/><label>Dewey Class. No.: </label>577.8  ELT-E