HEKASI V [chart] / 
HEAR Enterprise. 
 - Manila:  HEAR Enterprise,  1999. 
 -  17 x 19 inches. 
<br/><br/> NESC Based. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social Studies.--Study and teaching.
<br/><br/><label>Dewey Class. No.: </label>CHT 372.83 H3663 1999