APA (7th ed.) Citation

Diaz, J. (2010). Referendum on Cha-cha proposed. Philippine Star.

Chicago Style (17th ed.) Citation

Diaz, Jess. "Referendum on Cha-cha Proposed." Philippine Star 2010.

MLA (9th ed.) Citation

Diaz, Jess. "Referendum on Cha-cha Proposed." Philippine Star, 2010.

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