(2001). PRC announces names of new geodetic engineers. Philippine Star.
Lua i Stíl Chicago (17ú heag.)"PRC Announces Names of New Geodetic Engineers." Philippine Star 2001.
Lua MLA (9ú heag.)"PRC Announces Names of New Geodetic Engineers." Philippine Star, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.