Principles and methods of teaching / 
Amparo S. Lardizabal [and others]. 
 - Third edition. 
 - Quezon City :  Phoenix Publishing House,  c1991. 
 - xiv, 307 pages :  Illustrations ;  25 cm. 
<br/><br/><label>ISBN: </label>9710614193 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching methods.