Παραπομπή σε μορφή APA (7η εκδ.)

Orbeta, J. (2000). Why slowing population growth in the Philippines is an imperative. Philippine Star.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Orbeta, Joseph. "Why Slowing Population Growth in the Philippines Is an Imperative." Philippine Star 2000.

Παραπομπή σε μορφή MLA (9th εκδ.)

Orbeta, Joseph. "Why Slowing Population Growth in the Philippines Is an Imperative." Philippine Star, 2000.