Razik, Taher A. <br/><br/>
Systems approach to teacher training and curriculum development :  the case of developing countries / 
Taher A. Razik 
 - París :  UNESCO, International Institute for Educational Planning 
 - 157 p. :  il. 
<br/><br/><label>Encabezamiento--Tema: </label><br/>Educación--Planes y programas