Walther, John. <br/><br/>
Earth's natural resources / 
John V. Walther. 
 - Burlington, MA :  Jones & Bartlett Learning,  2014. 
 - xxii, 428 p. :  ill., maps ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781449632342 (pbk.)  RM499.71 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural resources.