Ehrlich, Anne H. <br/><br/>
Earth / 
Anne H. Ehrlich & Paul R. Ehrlich. 
 - New York :  Franklin Watts,  1987. 
 - 255 p. :  ill. (some col.) ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0423515608  (hbk.) 9780423515602  (hbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology.<br/>Man--Influence on nature.<br/>Nature--Effect of human beings on.
<br/><br/><label>LC Class. No.: </label>GF37  / .E38 1987 
<br/><br/><label>Dewey Class. No.: </label>304.2