Lua APA (7ú heag.)

Espiritu, E. B. (2003). Why a clear population policy is important. IN Continuum [column]. Manila Times.

Lua i Stíl Chicago (17ú heag.)

Espiritu, Edgardo B. "Why a Clear Population Policy Is Important. IN Continuum [column]." Manila Times 2003.

Lua MLA (9ú heag.)

Espiritu, Edgardo B. "Why a Clear Population Policy Is Important. IN Continuum [column]." Manila Times, 2003.

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