Cita APA (7th ed.)

Katigbak, T. F. (2018). A united peaceful Korea in Asia. IN Introspective [column]. Philippine Star.

Cita Chicago (17th ed.)

Katigbak, Tony F. "A United Peaceful Korea in Asia. IN Introspective [column]." Philippine Star 2018.

Cita MLA (9th ed.)

Katigbak, Tony F. "A United Peaceful Korea in Asia. IN Introspective [column]." Philippine Star, 2018.