Commoner Barry  1917 <br/><br/>
The closing circle :    nature, man, and technology. 

 - [Rodale Press Book Club ed.] 
 - New York,   Knopf,   1972. 
 - 326, x p.   22 cm. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nature--Effect of human beings on
<br/><br/><label>LC Class. No.: </label>QH541