Environmental studies / 
edited by Thomas A. Easton. 
 - 4th ed. Classic ed. 
 - New York :  McGraw-Hill,  c2012. 
 - xxiii, 200 p. :  ill. ;  28 cm. 
 - Classic edition sources .
 - Classic edition sources. .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780073527642 (pbk.) 0073527645 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental sciences.<br/>Environmental policy.<br/>Environmentalism.<br/>Ecology.
<br/><br/><label>Dewey Class. No.: </label>363.7  / ENV 2012