Lua APA (7ú heag.)

Romero, J. V. J. (2002). Population in perspective. Manila Times.

Lua i Stíl Chicago (17ú heag.)

Romero, Jose V. Jr. "Population in Perspective." Manila Times 2002.

Lua MLA (9ú heag.)

Romero, Jose V. Jr. "Population in Perspective." Manila Times, 2002.

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