APA (7e ed.) Bronvermelding

Duterte, R. R. (2021). On heroism and the duty to stand up vs tyranny. IN At ground level [column]. Philippine Star.

Chicago (17e ed.) Bronvermelding

Duterte, Rodrigo R. "On Heroism and the Duty to Stand Up Vs Tyranny. IN At Ground Level [column]." Philippine Star 2021.

MLA (9e ed.) Bronvermelding

Duterte, Rodrigo R. "On Heroism and the Duty to Stand Up Vs Tyranny. IN At Ground Level [column]." Philippine Star, 2021.