Handicapped children :  early detection, intervention and education :  selected case studies from: Argentina, Canada, Denmark, Jamaica, Jordan, Nigeria, Sri Lanka, Thailand and the United Kingdom. 

 - París :  UNESCO,  19 
 - 142 p. 
<br/><br/><label>No. de Clasificación Universal Decimal: </label>376.2/.4 -053.2 (100) =20 HAN.