Hilario, E. M. (1997). Backdoor no more. Manila Chronicle.
Cita Chicago (17th ed.)Hilario, Ernesto M. "Backdoor No More." Manila Chronicle 1997.
Cita MLA (9th ed.)Hilario, Ernesto M. "Backdoor No More." Manila Chronicle, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.