Yap, R. C. (2003). Global warming, more dangerous than terrorism. IN Commentary [column]. Philippine Daily Inquirer.
Citazione stile Chigago Style (17a edizione)Yap, Roberto C. "Global Warming, More Dangerous than Terrorism. IN Commentary [column]." Philippine Daily Inquirer 2003.
Citatione MLA (9a ed.)Yap, Roberto C. "Global Warming, More Dangerous than Terrorism. IN Commentary [column]." Philippine Daily Inquirer, 2003.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.