APA-referens (7:e uppl.)

Araja, R. N., Barcelo, V., & Mariano, N. (2018). Mining didn't cause Itogon landslide, DENR says. IN Cover [column]. Manila Standard.

Chicago-referens (17:e uppl.)

Araja, Rio N., Vito Barcelo, och Nat Mariano. "Mining Didn't Cause Itogon Landslide, DENR Says. IN Cover [column]." Manila Standard 2018.

MLA-referens (9:e uppl.)

Araja, Rio N., et al. "Mining Didn't Cause Itogon Landslide, DENR Says. IN Cover [column]." Manila Standard, 2018.