Lua APA (7ú heag.)

Cahiles, B. A. (1998). MRT line 4 cost upgraded by 40%. Manila Bulletin.

Lua i Stíl Chicago (17ú heag.)

Cahiles, Bernie A. "MRT Line 4 Cost Upgraded by 40%." Manila Bulletin 1998.

Lua MLA (9ú heag.)

Cahiles, Bernie A. "MRT Line 4 Cost Upgraded by 40%." Manila Bulletin, 1998.

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