Παραπομπή σε μορφή APA (7η εκδ.)

Cayao, M. A. (1975). The extent of forest conservation performed by the Bureau of Forestry and its effects on the people [microform]. Photoduplication Service, University of the Philippines Library.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cayao, Marcelina A. The Extent of Forest Conservation Performed by the Bureau of Forestry and Its Effects on the People [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1975.

Παραπομπή σε μορφή MLA (9th εκδ.)

Cayao, Marcelina A. The Extent of Forest Conservation Performed by the Bureau of Forestry and Its Effects on the People [microform]. Photoduplication Service, University of the Philippines Library, 1975.