APA引文

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

Chicago Style (17th ed.) Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.