Economically appropriate technologies for developing countries  an annotated bibliography 
by Marilyn Carr (for the Intermediate Technology Development Group)  
 - Rev. ed 
 - London  Intermediate Technology Publications  1976  
 - 123p.  21cm 
<br/><br/><label>ISBN: </label>0903031752 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Underdeveloped areas--Technology--Abstracts.<br/>Underdeveloped areas--Technology--Bibliography.
<br/><br/><label>LC Class. No.: </label>HC59.7