Lua APA (7ú heag.)

De Vera, . R. . S. (2001). Pencil power. Sunday Inquirer Magazine.

Lua i Stíl Chicago (17ú heag.)

De Vera, Ruel S. "Pencil Power." Sunday Inquirer Magazine 2001.

Lua MLA (9ú heag.)

De Vera, Ruel S. "Pencil Power." Sunday Inquirer Magazine, 2001.

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