Cita APA (7th ed.)

Isidro y Santos, A. (1976). Our country [microform]. Photoduplication Service, University of the Philippines Library.

Cita Chicago (17th ed.)

Isidro y Santos, Antonio. Our Country [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.

Cita MLA (9th ed.)

Isidro y Santos, Antonio. Our Country [microform]. Photoduplication Service, University of the Philippines Library, 1976.