Caldwell, Lynton K. <br/><br/>
In defense of earth  international protection of the biosphere 
<label>/ by </label> Caldwell, Lynton K. 
 - Bloomington  Indiana University Press  1972 
 - x, 295p.  24 cm. 
<br/><br/><label>ISBN: </label>025311592 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>574.52  / CAL