Cita APA (7a ed.)

Herrera, C. (1997). Researchers show why PDI is no.1. Philippine Daily Inquirer.

Cita Chicago Style (17a ed.)

Herrera, Christine. "Researchers Show Why PDI Is No.1." Philippine Daily Inquirer 1997.

Cita MLA (9a ed.)

Herrera, Christine. "Researchers Show Why PDI Is No.1." Philippine Daily Inquirer, 1997.