Cita APA (7a ed.)

Filio, C. P. (1999). Erap's secretary of national offense. IN Commentary [column]. Philippine Daily Inquirer.

Cita Chicago Style (17a ed.)

Filio, Candido P. "Erap's Secretary of National Offense. IN Commentary [column]." Philippine Daily Inquirer 1999.

Cita MLA (9a ed.)

Filio, Candido P. "Erap's Secretary of National Offense. IN Commentary [column]." Philippine Daily Inquirer, 1999.