Cita APA (7th ed.)

Guzman, S. d. (1975). Intramuros [microform]. Photoduplication Service. University of the Philippines Library.

Cita Chicago (17th ed.)

Guzman, Susana de. Intramuros [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1975.

Cita MLA (9th ed.)

Guzman, Susana de. Intramuros [microform]. Photoduplication Service. University of the Philippines Library, 1975.