More innovations for development 
Edited by Gills Een and Sten Joste (ED) 
 - London  Intermediate technology publications  1991 
 - iii,79p.; ill.  Pbk 
<br/><br/><label>ISBN: </label>1853391026 
<br/><br/><label>LC Class. No.: </label>T173.8.M6 1991