Perumalpillai, C. <br/><br/>
Small farm develeopment: understanding and improving farming systems in the humi 

 - Colorado  Westview Press  1979 
 - xiv, 160 pages. 
<br/><br/> Include index 
<br/><br/><label>ISBN: </label>891586997 
<br/><br/><label>Dewey Class. No.: </label>