Owen, Oliver S. <br/><br/>
Natural resource conservation  Management for sustainable future 
by Oliver S Owen, Daniel D Chiras 
 - 6th ed. 
 - Englewood Cliffs  P-H  1995 
 - xvii, 586p. 
<br/><br/><label>ISBN: </label>0023901217 
<br/><br/><label>Dewey Class. No.: </label>333.72  / N95