Paterno, P. A. (1976). Historia critica de Filipinas (apuntes) [microform]. Photoduplication Service, University of the Philippines Library.
Čikaški stil citiranja (17. izdanje)Paterno, Pedro Alejandro. Historia Critica De Filipinas (apuntes) [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
MLA način citiranja (9. izdanje)Paterno, Pedro Alejandro. Historia Critica De Filipinas (apuntes) [microform]. Photoduplication Service, University of the Philippines Library, 1976.
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