Frago, P. M. (2008). Media activism: Bantay Kalikasan in the passage of the Clean Air Act. Philippine Political Science Journal.
Chicago-viite (17. p.)Frago, Perlita M. "Media Activism: Bantay Kalikasan in the Passage of the Clean Air Act." Philippine Political Science Journal 2008.
MLA-viite (9. p.)Frago, Perlita M. "Media Activism: Bantay Kalikasan in the Passage of the Clean Air Act." Philippine Political Science Journal, 2008.
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