Morgan, R.P.C. <br/><br/>
Soil Erosion and conservation / 
R.P.C. Morgan 
 - London  Longman  1979 
 - 113p.:ill. 
<br/><br/>Includes Refrences 
<br/><br/><label>ISBN: </label>582486920 
<br/><br/><label>LC Class. No.: </label>S 623