APA-viite (7. p.)

Barrera, V. (2023). Reflections on a repurposed fortress and Sun Tzu's art of war. IN My Turn [column]. Philippine Star.

Chicago-viite (17. p.)

Barrera, Vicky. "Reflections on a Repurposed Fortress and Sun Tzu's Art of War. IN My Turn [column]." Philippine Star 2023.

MLA-viite (9. p.)

Barrera, Vicky. "Reflections on a Repurposed Fortress and Sun Tzu's Art of War. IN My Turn [column]." Philippine Star, 2023.