Chareonchai, Ruang <br/><br/>
Planing and management of non-formal education :  lessons learnel from the thai experiences / 
Ruang Chareoncha. 
 - Thailand:  Ministry of education,  1990. 
 - 13 p. 
<br/><br/><label>No. de Clasificación Universal Decimal: </label>374 (593) =20 CHA