Παραπομπή σε μορφή APA (7η εκδ.)

Riveral, D. R. (1977). Local pellet binders for Philippine iron concentrates [microform]. Photoduplication Service. University of the Philippines Library.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Riveral, Dionisio R. Local Pellet Binders for Philippine Iron Concentrates [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.

Παραπομπή σε μορφή MLA (9th εκδ.)

Riveral, Dionisio R. Local Pellet Binders for Philippine Iron Concentrates [microform]. Photoduplication Service. University of the Philippines Library, 1977.