Lua APA (7ú heag.)

Catipon, E. (2001). The shape of things to come. Philippine Star.

Lua i Stíl Chicago (17ú heag.)

Catipon, Eric. "The Shape of Things to Come." Philippine Star 2001.

Lua MLA (9ú heag.)

Catipon, Eric. "The Shape of Things to Come." Philippine Star, 2001.

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