A systems approach to teaching and learning procedures :  a guide for educators in developing countries. 

 - Paris :  Unesco,  1975. 
 - 144 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>9231012428 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching.<br/>System analysis.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Underdeveloped areas--Education.