Enrile, J. P. S. (2001). An appeal to the President on the perils of the anti-people, anti-consumer provisions of the proposed Omnibus Power Act. Philippine Star.
Chicago-viite (17. p.)Enrile, Juan Ponce Sr. "An Appeal to the President on the Perils of the Anti-people, Anti-consumer Provisions of the Proposed Omnibus Power Act." Philippine Star 2001.
MLA-viite (9. p.)Enrile, Juan Ponce Sr. "An Appeal to the President on the Perils of the Anti-people, Anti-consumer Provisions of the Proposed Omnibus Power Act." Philippine Star, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.