Dunn, P. D.  1927-2014. <br/><br/>
Appropriate technology :  technology with a human face / 
P. D. Dunn. 
 - New York :  Schocken Books,  1979, c1978. 
 - ix, 220 p. :  ill. ;  22 cm. 
<br/><br/> Includes Index. 
<br/><br/>
<br/><br/><br/>english 
<br/><br/><label>ISBN: </label>080523697X 
<br/><br/><label>LCCN: </label>78018246  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Appropriate technology.<br/>Appropriate technology--Developing countries.
<br/><br/><label>LC Class. No.: </label>T49.5  / .D86 1979 
<br/><br/><label>Dewey Class. No.: </label>609.1724/DUA