APA (7th ed.) Citation

Tacio, H. D. (2001). Understanding smallpox. Manila Times.

Chicago Style (17th ed.) Citation

Tacio, Henrylito D. "Understanding Smallpox." Manila Times 2001.

MLA (9th ed.) Citation

Tacio, Henrylito D. "Understanding Smallpox." Manila Times, 2001.

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