Gregorio, Herman C. <br/><br/>
Principles and methods of teaching. 

 - rev.ed. 
 - xx, 580p.  25 cm. 
<br/><br/><label>ISBN: </label>971-1024-17-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teaching.
<br/><br/><label>Dewey Class. No.: </label>371.102 G861 1976