Alvarez, V. M. (1998). Zamboanga City tagged as illegal drugs outpost. Manila Times.
Cita Chicago (17th ed.)Alvarez, Vic M. "Zamboanga City Tagged as Illegal Drugs Outpost." Manila Times 1998.
Cita MLA (9th ed.)Alvarez, Vic M. "Zamboanga City Tagged as Illegal Drugs Outpost." Manila Times, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.