De Leon, Hector S. <br/><br/>
Textbook on the Philippine constitution 
Hector S. De Leon 
 - 1991 ed. 
 - Manila  Rex Book Store  c1991 
 - xlvii, 591p.  22 cm. 
<br/><br/><label>ISBN: </label>971230339X 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Constitutional law--Philippines
<br/><br/><label>LC Class. No.: </label>RF KF 5612.1 D4 1991