Enger, Eldon D.  <br/><br/>
Environmental  science  a study of interrelationships 

 - 10th ed. 
 -  2006 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social problems and services<br/>Environmental problems<br/>Other social problems and services
<br/><br/><label>Dewey Class. No.: </label>363.7  / ENG