Colina, A. I. L. (2019). DavSur coffee grower to represent PH in Boston coffee expo. Manila Bulletin.
Lua i Stíl Chicago (17ú heag.)Colina, Antonio IV L. "DavSur Coffee Grower to Represent PH in Boston Coffee Expo." Manila Bulletin 2019.
Lua MLA (9ú heag.)Colina, Antonio IV L. "DavSur Coffee Grower to Represent PH in Boston Coffee Expo." Manila Bulletin, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.