Dela Curz, P. A. (1999). Is it overpopulation or overconsumption. IN Commentary [column]. Philippine Daily Inquirer.
芝加哥风格引文Dela Curz, Pennie Azarcon. "Is It Overpopulation or Overconsumption. IN Commentary [column]." Philippine Daily Inquirer 1999.
MLA引文Dela Curz, Pennie Azarcon. "Is It Overpopulation or Overconsumption. IN Commentary [column]." Philippine Daily Inquirer, 1999.
警告：这些引文格式不一定是100％准确.