Ng, W. (2001). Unstoppable population growth leading case of poverty. Manila Bulletin.
Dyfyniad Arddull ChicagoNg, Willie. "Unstoppable Population Growth Leading Case of Poverty." Manila Bulletin 2001.
Dyfyniad MLANg, Willie. "Unstoppable Population Growth Leading Case of Poverty." Manila Bulletin, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.