De Leon, Hector S. <br/><br/>
Constitution made simple / 
Hector S. De Leon, Hector M. De Leon, Jr. 
 - 4th ed. 
 - Manila :  REX Book Store,  2013. 
 - 340 p. ; 22 cm 
<br/><br/><label>ISBN: </label>9789712364570 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Constitutions--Philippines<br/>Philippines--Constitutional law