Retana y Gamboa, W. E. (1976). Frailes y clerigos, por Wenceslao E. Retana (Desenganos) [microform]. Photoduplication Service, University of the Philippines Library.
Chicago-viite (17. p.)Retana y Gamboa, Wenceslao Emilio. Frailes Y Clerigos, Por Wenceslao E. Retana (Desenganos) [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
MLA-viite (9. p.)Retana y Gamboa, Wenceslao Emilio. Frailes Y Clerigos, Por Wenceslao E. Retana (Desenganos) [microform]. Photoduplication Service, University of the Philippines Library, 1976.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.