Lua APA (7ú heag.)

Dumlao, A. Apayao eyes Unesco biosphere reserve title. IN Science & Environment. The Philippine Star.

Lua i Stíl Chicago (17ú heag.)

Dumlao, Artemio. "Apayao Eyes Unesco Biosphere Reserve Title. IN Science & Environment." The Philippine Star .

Lua MLA (9ú heag.)

Dumlao, Artemio. "Apayao Eyes Unesco Biosphere Reserve Title. IN Science & Environment." The Philippine Star, .

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.