Dela Costa, H. (1992). Readings in Philippine history: Selected historical texts presented with a commentary. Bookmark.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDela Costa, Horacio. Readings in Philippine History: Selected Historical Texts Presented with a Commentary. Manila: Bookmark, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDela Costa, Horacio. Readings in Philippine History: Selected Historical Texts Presented with a Commentary. Bookmark, 1992.
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