BLACK,JOHN.D. <br/><br/>
BIOLOGICAL CONSERVATION  English 

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 - NEW YORK  McGRAW-HILL  1954 
 - 328  HP 
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<br/><br/><label>ISBN: </label>  
<br/><br/><label>Source: </label>  
<br/><br/><label>Subjects--Uniform Titles: </label><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECOLOGY
<br/><br/><label>Dewey Class. No.: </label>591.7 BLA