APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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

Kontuz: berrikusi erreferentzia hauek erabili aurretik.