Cita APA (7th ed.)

Ong, P. S. (2001). Philippine biodiversity in crises. Philippine Star.

Cita Chicago (17th ed.)

Ong, Perry S. "Philippine Biodiversity in Crises." Philippine Star 2001.

Cita MLA (9th ed.)

Ong, Perry S. "Philippine Biodiversity in Crises." Philippine Star, 2001.

Atenció: Aquestes cites poden no estar 100% correctes.