Lua APA (7ú heag.)

Tuazon, B. P. (2000). Estrada stops DOT duty-free franchises. Manila Bulletin.

Lua i Stíl Chicago (17ú heag.)

Tuazon, Brenda P. "Estrada Stops DOT Duty-free Franchises." Manila Bulletin 2000.

Lua MLA (9ú heag.)

Tuazon, Brenda P. "Estrada Stops DOT Duty-free Franchises." Manila Bulletin, 2000.

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