APA (7th ed.) Citation

Ong, E. D. (1999). Nose doctors know: Pollution causes sinus damage. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Ong, Edison Dy. "Nose Doctors Know: Pollution Causes Sinus Damage." Philippine Daily Inquirer 1999.

MLA (9th ed.) Citation

Ong, Edison Dy. "Nose Doctors Know: Pollution Causes Sinus Damage." Philippine Daily Inquirer, 1999.

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