Παραπομπή σε μορφή APA (7η εκδ.)

Philippine Mass Communications Research Society. (1973). Greater Manila print media duplication (newspapers and magazines). [s.n.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Philippine Mass Communications Research Society. Greater Manila Print Media Duplication (newspapers and Magazines). Makati, Rizal: [s.n, 1973.

Παραπομπή σε μορφή MLA (9th εκδ.)

Philippine Mass Communications Research Society. Greater Manila Print Media Duplication (newspapers and Magazines). [s.n, 1973.