Appropriate industrial technology for basic industries. 

 - New York  United Nations.          1981 
 - xiii, 93p.  cm. 
<br/><br/> Monographs on Appropriate Industiral Technology, No.13 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9:77OgF.1, M1/UN