Improving primary education in developing countries / 
M.E.Lockheed, A.M. Verspoor, D. Bloch, P. Englebert and oth. 
 - Washington :  Oxford University Press,  1991. 
 - 429 p. ;  24 cm 
<br/><br/>
<br/><br/><label>ISBN: </label>0-19-520872-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Elementary education--Developing countries<br/>Education--Statistics