Philippine legal research  / 
Santos-Ong, Milagros 
 - Quezon City :  Central Print on Demand,  2007. 
 - xiv,159p.; 22.5cm. 
<br/><br/><label>ISBN: </label>9789716917079 
<br/><br/><label>Dewey Class. No.: </label>Fil 344.07 On58 2007