Calleja, N. P. Plastic ban takes effect in Makati. Philippine daily inquirer.
芝加哥风格引文Calleja, Niña P. "Plastic Ban Takes Effect in Makati." Philippine Daily Inquirer .
MLA引文Calleja, Niña P. "Plastic Ban Takes Effect in Makati." Philippine Daily Inquirer, .
警告：这些引文格式不一定是100％准确.