APA (7e ed.) Bronvermelding

Yap, R. C. (2003). Global warming, more dangerous than terrorism. IN Commentary [column]. Philippine Daily Inquirer.

Chicago (17e ed.) Bronvermelding

Yap, Roberto C. "Global Warming, More Dangerous than Terrorism. IN Commentary [column]." Philippine Daily Inquirer 2003.

MLA (9e ed.) Bronvermelding

Yap, Roberto C. "Global Warming, More Dangerous than Terrorism. IN Commentary [column]." Philippine Daily Inquirer, 2003.