Libong, Grace L.  <br/><br/>
Effectiveness of environmental programs and initiaives of the Provincial Government of La Union-Environment and Natural Resources Unit :  basis for sectoral medium-term development plan / 
Grace L. Libong.  
 - DMMMSU-OUS :   [s.n],   2020. 
 - xii, 153 pages :   illustration ;   28 centimeter. 
<br/><br/>Literature cited: pages 87-93. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection. 
<br/><br/><label>Dewey Class. No.: </label>DIS 363.7 L62e 2020