Cita APA (7th ed.)

Perpeña, E. C. (2001). Garbage crisis mirrors social decay. Manila Times.

Cita Chicago (17th ed.)

Perpeña, Ed C. "Garbage Crisis Mirrors Social Decay." Manila Times 2001.

Cita MLA (9th ed.)

Perpeña, Ed C. "Garbage Crisis Mirrors Social Decay." Manila Times, 2001.

Atenció: Aquestes cites poden no estar 100% correctes.