Tunac, Janus Ramje <br/><br/>
The effects of society's negligence to our environment 

 - Marikina City  March 2012 
 - 50 pages  illustrations  28cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--SHS Thesis
<br/><br/><label>LC Class. No.: </label>HM 19      /    T926     2012