De Leon, Hector S. <br/><br/>
Textbook on the philippine constitution / 
by Hector S. de Leon and Emilio E. Lugue, Jr. 
 - 1980 revised edition. 
 - Manila :  Rex Book Store,  1980. 
 - 455 pages ;  22 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Constitution--Philippines.