SOIL EROSION AND CONSERVATION IN THE TROPICS 

 - AMERICAN  AMERICA  1982 
 - 149 
<br/><br/><label>ISBN: </label>0891180680 
<br/><br/><label>LC Class. No.: </label>631.40913/SOI  / 3 
<br/><br/><label>Dewey Class. No.: </label>631.40913/SOI  / 3