Systems approach to teaching and learning procedures : A guide for educators 
UNESCO 
 - 2 
 - Paris  The UNESCO Press  1981 
 - 203p. 
<br/><br/><label>ISBN: </label>92-3-101826-4 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Systems approach; Teaching and learning