APA-referens (7:e uppl.)

Macairan, E. (2021). New concession agreement signed with Manila Water -- Guevarra. Philippine Star.

Chicago-referens (17:e uppl.)

Macairan, Evelyn. "New Concession Agreement Signed with Manila Water -- Guevarra." Philippine Star 2021.

MLA-referens (9:e uppl.)

Macairan, Evelyn. "New Concession Agreement Signed with Manila Water -- Guevarra." Philippine Star, 2021.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.