Cita APA (7th ed.)

Luz, G. (1998). Setting up a clean-air certificate program. Manila Times.

Cita Chicago (17th ed.)

Luz, Guillermo. "Setting Up a Clean-air Certificate Program." Manila Times 1998.

Cita MLA (9th ed.)

Luz, Guillermo. "Setting Up a Clean-air Certificate Program." Manila Times, 1998.