Online public access catalog for Provincial Library of La Union : 
Jojo L. Carbonell, Adrian B. Corpuz, Jay Francis S. Garcia,  and Joel S. Obar / 
 - City of San Fernando, La Union :  City of San Fernando, La Union :  [s.n.],  [s.n.],  2010.  2010. 
 - xii, 105 pages :   colored illustration ;   29 centimeter. 
<br/><br/>Bibliography: pages 67-68. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Online catalogs.
<br/><br/><label>Dewey Class. No.: </label>TH 025.3 On5 2010