Conservation in practice /  
edited by A. Warren, F. B. Goldsmith. 
 - London  New York :   Wiley,   c1974. 
 - xix, 512 p. :   il. 
<br/><br/><label>ISBN: </label>047192105X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservação da natureza.<br/>Ecologia.
<br/><br/><label>Dewey Class. No.: </label>333.72