Cunningham, William P. <br/><br/>
Understanding our environment  an introduction /  [Book :] 
William P. Cunningham. 
 - Dubuque, Iowa :  Wm. C. Brown Publishers,  1994. 
 - 389 p. :  ill., maps ;  28 cm. 
<br/><br/>Includes bibliographical references and indexes. 
<br/><br/> All Ages. 
<br/><br/><label>ISBN: </label>0697204561 
<br/><br/><label>LCCN: </label>93070999  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental education.<br/>Environmental sciences--Study and teaching.<br/>Human ecology.<br/>Sustainable development.
<br/><br/><label>LC Class. No.: </label>GE105  / .C87 1994 
<br/><br/><label>Dewey Class. No.: </label>363.7