Esquejo, K. R. (2016). El Padre Capitan: The missionary life of Fr. Agustin de San Pedro, OAR (1599-1660), in Romblon Province. Journal of Philippine local history and heritage.
Chicago-viite (17. p.)Esquejo, Kristoffer R. "El Padre Capitan: The Missionary Life of Fr. Agustin De San Pedro, OAR (1599-1660), in Romblon Province." Journal of Philippine Local History and Heritage 2016.
MLA-viite (9. p.)Esquejo, Kristoffer R. "El Padre Capitan: The Missionary Life of Fr. Agustin De San Pedro, OAR (1599-1660), in Romblon Province." Journal of Philippine Local History and Heritage, 2016.
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