Robinson, Austin. <br/><br/>
Apprapriate Technologies for Third World Development /  

 - 1st ed /  
 - New York-10010 :   St. Martin's Press ,   1985 
 - p417 :  
<br/><br/><label>ISBN: </label>0-312-04672-3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economics
<br/><br/><label>Dewey Class. No.: </label>X(F):27  / L9