Cita APA (7th ed.)

Remo, A. R. (2010). DENR tags cigarette butts No. 2 pollutant. Philippine Daily Inquirer.

Cita Chicago (17th ed.)

Remo, Amy R. "DENR Tags Cigarette Butts No. 2 Pollutant." Philippine Daily Inquirer 2010.

Cita MLA (9th ed.)

Remo, Amy R. "DENR Tags Cigarette Butts No. 2 Pollutant." Philippine Daily Inquirer, 2010.