Managing the commons / 
edited by Garrett Hardin and John Baden. 
 - San Francisco :  W. H. Freeman,  c1977. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0716704765 
<br/><br/><label>LCCN: </label>76040055 //r91 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental policy.
<br/><br/><label>LC Class. No.: </label>HC79.E5  / M347 
<br/><br/><label>Dewey Class. No.: </label>301.31