Lua APA (7ú heag.)

Yabes, L. Y. (1968). Discredited ideas. Philippine Collegian.

Lua i Stíl Chicago (17ú heag.)

Yabes, Leopoldo Y. "Discredited Ideas." Philippine Collegian 1968.

Lua MLA (9ú heag.)

Yabes, Leopoldo Y. "Discredited Ideas." Philippine Collegian, 1968.

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