Dela Curz, P. A. (1999). Is it overpopulation or overconsumption. IN Commentary [column]. Philippine Daily Inquirer.
Dyfyniad Arddull ChicagoDela Curz, Pennie Azarcon. "Is It Overpopulation or Overconsumption. IN Commentary [column]." Philippine Daily Inquirer 1999.
Dyfyniad MLADela Curz, Pennie Azarcon. "Is It Overpopulation or Overconsumption. IN Commentary [column]." Philippine Daily Inquirer, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.