Ecological Crisis our Responsibility (Let us amend our lives) 
Arsenio, Romulo S. 
 - Quezon City :  C & E Pub.  c2010. 
 - xvi, 233 p.  ; illus. ; (pbk) ;  21 cm. 
<br/><br/><label>ISBN: </label>9789715849173 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Philippines.--c2010.--Quezon City.--newsprint.