Preventing school failure :  the relationship between preschool and primary education :  proceedings of a workshop on preschool research held in Bogotta, Columbia, 26-29 May 1981. 

 - Ottawa :  International Development Research Centre,  1983. 
 - 178 p. :  ill. ;  25cm. 
<br/><br/><label>ISBN: </label>0889363005 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education, Preschool--Congresses.<br/>Education, Primary--Congresses.<br/>Organization for economic co--operation and development--Congresses.