APA (7th ed.) Citation

Crisostomo, S. (2001). The price of clean air. Philippine Star.

Chicago Style (17th ed.) Citation

Crisostomo, Sheila. "The Price of Clean Air." Philippine Star 2001.

MLA (9th ed.) Citation

Crisostomo, Sheila. "The Price of Clean Air." Philippine Star, 2001.

Warning: These citations may not always be 100% accurate.