Romero, J. V. J. (2002). Global aging, not overpopulation, to shape future of world economy. Manila Times.
Citazione stile Chigago Style (17a edizione)Romero, Jose V. Jr. "Global Aging, Not Overpopulation, to Shape Future of World Economy." Manila Times 2002.
Citatione MLA (9a ed.)Romero, Jose V. Jr. "Global Aging, Not Overpopulation, to Shape Future of World Economy." Manila Times, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.