Cita APA (7th ed.)

Karagdag, G. G. (1976). Bilang aritmetikang Pilipino [microform] (Ikalawang pagkakalimbag.). Photoduplication Service, University of the Philippines Library.

Cita Chicago (17th ed.)

Karagdag, Gervasio Gat. Bilang Aritmetikang Pilipino [microform]. Ikalawang pagkakalimbag. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.

Cita MLA (9th ed.)

Karagdag, Gervasio Gat. Bilang Aritmetikang Pilipino [microform]. Ikalawang pagkakalimbag. Photoduplication Service, University of the Philippines Library, 1976.