Castro, Mark Pol M.  <br/><br/>
The current constitution declares both english and filipino (which is still a tagalog-based language) of the country / 
Mark Pol M. Castro. 
 - Manila, Philippines ;  In the Grade School, Inc,  August 2018. 
 - Volume 66,pages 85, 86. 
<br/><br/><label>Dewey Class. No.: </label>DPer050 M72 January-March 2018 v. 66 no. 8-10