APA (7th ed.) Citation

Herrera, C. (1999). Sept. 21 protesters vow to make noise. Philippine Daily Inquirer.

Chicago Style (17th ed.) Citation

Herrera, Christine. "Sept. 21 Protesters Vow to Make Noise." Philippine Daily Inquirer 1999.

MLA (9th ed.) Citation

Herrera, Christine. "Sept. 21 Protesters Vow to Make Noise." Philippine Daily Inquirer, 1999.

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