Roxas, Z. (2006). Do we need to amend the constitution? Manila Times.
Lua i Stíl Chicago (17ú heag.)Roxas, Zip. "Do We Need to Amend the Constitution?" Manila Times 2006.
Lua MLA (9ú heag.)Roxas, Zip. "Do We Need to Amend the Constitution?" Manila Times, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.