Castillo, F. (1974). Salita at buhay na pinagdaanan ni Luis Bayani at ng kaniyang kaibigang pitong higante at pitong serpiente [microform]. University of the Philippines Library.
Chicago-referens (17:e uppl.)Castillo, Feliciano. Salita at Buhay Na Pinagdaanan Ni Luis Bayani at Ng Kaniyang Kaibigang Pitong Higante at Pitong Serpiente [microform]. Quezon City: University of the Philippines Library, 1974.
MLA-referens (9:e uppl.)Castillo, Feliciano. Salita at Buhay Na Pinagdaanan Ni Luis Bayani at Ng Kaniyang Kaibigang Pitong Higante at Pitong Serpiente [microform]. University of the Philippines Library, 1974.
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