Gregorio, Herman C. <br/><br/>
Principles of Elementary-Secondary Education 

 -  R.P. Garcia Publishing Co., Inc.  1984 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>971-1024-2020 
<br/><br/><label>Dewey Class. No.: </label>Fil 370.712 G81 c3