Cita APA (7th ed.)

Diaz, J., & Clapano, J. R. (1999). Villar stands firm on Clean Air Act passage. Philippine Star.

Cita Chicago (17th ed.)

Diaz, Jess, i Jose Rodel Clapano. "Villar Stands Firm on Clean Air Act Passage." Philippine Star 1999.

Cita MLA (9th ed.)

Diaz, Jess, i Jose Rodel Clapano. "Villar Stands Firm on Clean Air Act Passage." Philippine Star, 1999.