Cita APA (7th ed.)

Villarreal, P. (1976). Alonso Sanchez: Sus viajes y embajadas [microform]. Photoduplication Service, University of the Philippines Library.

Cita Chicago (17th ed.)

Villarreal, Perez. Alonso Sanchez: Sus Viajes Y Embajadas [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.

Cita MLA (9th ed.)

Villarreal, Perez. Alonso Sanchez: Sus Viajes Y Embajadas [microform]. Photoduplication Service, University of the Philippines Library, 1976.