APA (7th ed.) Citation

Mangawang, C. D. (2005). Patent drug vs hepatitis B introduced. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Mangawang, Cesar D. "Patent Drug Vs Hepatitis B Introduced." Philippine Daily Inquirer 2005.

MLA (9th ed.) Citation

Mangawang, Cesar D. "Patent Drug Vs Hepatitis B Introduced." Philippine Daily Inquirer, 2005.

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