Παραπομπή σε μορφή APA (7η εκδ.)

Avancena, R. O. (1979). The birth rate of Cagayan de Oro City and some implications for economic growth and development [microform]. Photoduplication Service, University of the Philippines Library.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Avancena, Rosalia Ompoc. The Birth Rate of Cagayan De Oro City and Some Implications for Economic Growth and Development [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Avancena, Rosalia Ompoc. The Birth Rate of Cagayan De Oro City and Some Implications for Economic Growth and Development [microform]. Photoduplication Service, University of the Philippines Library, 1979.