Lua APA (7ú heag.)

Lopez, T. (2002). When negative outlook means positive outlook. Manila Times.

Lua i Stíl Chicago (17ú heag.)

Lopez, Tony. "When Negative Outlook Means Positive Outlook." Manila Times 2002.

Lua MLA (9ú heag.)

Lopez, Tony. "When Negative Outlook Means Positive Outlook." Manila Times, 2002.

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