Beleo, Erwin G. <br/><br/>
Cleanest river / 
Erwin G. Beleo. 
 - Pugo, La Union :  Manila Bulletin,  February 1, 2015. 
<br/><br/>In:  Manila Bulletin (February 1, 2015), column 1,  page 14 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environment.