Engstrand, I. W. (1982). Serra's San Diego: Father Junípero Serra and California's beginnings. San Diego Historical Society.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEngstrand, Iris Wilson. Serra's San Diego: Father Junípero Serra and California's Beginnings. San Diego, Calif.: San Diego Historical Society, 1982.
एमएलए (8वां संस्करण) प्रशस्ति पत्रEngstrand, Iris Wilson. Serra's San Diego: Father Junípero Serra and California's Beginnings. San Diego Historical Society, 1982.
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