Methods and principles of teaching / 
by Amparo S. Lardizabal [and others. 
 - Manila, Phil] :  Alemar-Phoenix,  [c1969] 
 - x, 352 p. 21 cm 
<br/><br/> Bibliographical references after each chapter 
<br/><br/><label>LC Class. No.: </label>FIL 371.3  / L322