APA (7th ed.) Citation

Crisostomo, S. (2000). Metro pollution level four times higher than WHO limit. Philippine Star.

Chicago Style (17th ed.) Citation

Crisostomo, Sheila. "Metro Pollution Level Four Times Higher than WHO Limit." Philippine Star 2000.

MLA (9th ed.) Citation

Crisostomo, Sheila. "Metro Pollution Level Four Times Higher than WHO Limit." Philippine Star, 2000.

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