Παραπομπή σε μορφή APA (7η εκδ.)

Romero, J. V. J. (2002). Global aging, not overpopulation, to shape future of world economy. Manila Times.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Romero, Jose V. Jr. "Global Aging, Not Overpopulation, to Shape Future of World Economy." Manila Times 2002.

Παραπομπή σε μορφή MLA (9th εκδ.)

Romero, Jose V. Jr. "Global Aging, Not Overpopulation, to Shape Future of World Economy." Manila Times, 2002.