Orbeta, J. (2000). Why slowing population growth in the Philippines is an imperative. Philippine Star.
Čikaški stil citiranja (17. izdanje)Orbeta, Joseph. "Why Slowing Population Growth in the Philippines Is an Imperative." Philippine Star 2000.
MLA način citiranja (9. izdanje)Orbeta, Joseph. "Why Slowing Population Growth in the Philippines Is an Imperative." Philippine Star, 2000.
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