Cita APA (7th ed.)

Castro, A. (1976). Fifty-two years of educational service of the National University [microform]. Photoduplication Service University of the Philippines Library.

Cita Chicago (17th ed.)

Castro, Adolfo. Fifty-two Years of Educational Service of the National University [microform]. Quezon City: Photoduplication Service University of the Philippines Library, 1976.

Cita MLA (9th ed.)

Castro, Adolfo. Fifty-two Years of Educational Service of the National University [microform]. Photoduplication Service University of the Philippines Library, 1976.