Havelock .R.G &  Huberman .A.M <br/><br/>
Solving Educational Problems  ( the theory and reality of innovation in developing countries ) 

 - Paris  United Nations educational  1977 
 -  24 cm 
<br/><br/><label>ISBN: </label>92 - 3 -101527-3 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>370.9