APA aipamena

Perez, A. (1998). United airlines bids farewell. Manila Bulletin.

Chicago Style aipamena

Perez, Anjo. "United Airlines Bids Farewell." Manila Bulletin 1998.

MLA aipamena

Perez, Anjo. "United Airlines Bids Farewell." Manila Bulletin, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.