Lua APA (7ú heag.)

Perpeña, E. C. (2001). Expanding pool of It professionals. Manila Times.

Lua i Stíl Chicago (17ú heag.)

Perpeña, Ed C. "Expanding Pool of It Professionals." Manila Times 2001.

Lua MLA (9ú heag.)

Perpeña, Ed C. "Expanding Pool of It Professionals." Manila Times, 2001.

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