Lua APA (7ú heag.)

Tupas, I. Locally produced resource materials and improved textbooks. Education quarterly..

Lua i Stíl Chicago (17ú heag.)

Tupas, Isabelo. "Locally Produced Resource Materials and Improved Textbooks." Education Quarterly. .

Lua MLA (9ú heag.)

Tupas, Isabelo. "Locally Produced Resource Materials and Improved Textbooks." Education Quarterly., .

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