Villarreal, P. (1976). Alonso Sanchez: Sus viajes y embajadas [microform]. Photoduplication Service, University of the Philippines Library.
Chicago Style (17th ed.) CitationVillarreal, Perez. Alonso Sanchez: Sus Viajes Y Embajadas [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
MLA (9th ed.) CitationVillarreal, Perez. Alonso Sanchez: Sus Viajes Y Embajadas [microform]. Photoduplication Service, University of the Philippines Library, 1976.
Warning: These citations may not always be 100% accurate.