United Nations. Industrial Development Organisation, Vienna <br/><br/>
Appropriate industrial technology for agricultural machinery and implements   

 - New York  United Nations  1979 
 - xiii, 159p. 
 - Monographs on appropriate industrial technology   no. 4 .
<br/><br/>  
<br/><br/><label>Dewey Class. No.: </label>338.06  / Un58.AI