Reyes, I. d. l. Historia de Ilocos (2a. ed.). Dept. of Photographic Reproduction, Univeresity of Chicago Library.
Chicago Style (17th ed.) CitationReyes, Isabelo de los. Historia De Ilocos. 2a. ed. Chicago: Dept. of Photographic Reproduction, Univeresity of Chicago Library.
MLA (9th ed.) CitationReyes, Isabelo de los. Historia De Ilocos. 2a. ed. Dept. of Photographic Reproduction, Univeresity of Chicago Library.
Warning: These citations may not always be 100% accurate.