Cita APA (7th ed.)

Guansing, B. I. (1975). Philippines Christian year book [microform]: George F. Castro, business manager. Photoduplication Service,University of the Philippines Library.

Cita Chicago (17th ed.)

Guansing, Benjamin I. Philippines Christian Year Book [microform]: George F. Castro, Business Manager. Quezon City: Photoduplication Service,University of the Philippines Library, 1975.

Cita MLA (9th ed.)

Guansing, Benjamin I. Philippines Christian Year Book [microform]: George F. Castro, Business Manager. Photoduplication Service,University of the Philippines Library, 1975.