Nebel, Bernard J. <br/><br/>
Environmental science  the way the world works / 
Bernard J. Nebel Edward J. Kormondy 
 - New Jersey  Prentice-Hall  1981 
 - 715p.  ill.  26cm 
<br/><br/><label>ISBN: </label>0132830027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology<br/>Human ecology