APA (7e ed.) Bronvermelding

Ocampo, S. C. (2020). Three 50th anniversaries and what each is telling us. IN At ground level [column]. Philippine Star.

Chicago (17e ed.) Bronvermelding

Ocampo, Satur C. "Three 50th Anniversaries and What Each Is Telling Us. IN At Ground Level [column]." Philippine Star 2020.

MLA (9e ed.) Bronvermelding

Ocampo, Satur C. "Three 50th Anniversaries and What Each Is Telling Us. IN At Ground Level [column]." Philippine Star, 2020.