Van Middeldyk, R. A. The History of Puerto Rico From the Spanish Discovery to the American Occupation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रVan Middeldyk, R. A. The History of Puerto Rico From the Spanish Discovery to the American Occupation.
एमएलए (9वां संस्करण) प्रशस्ति पत्रVan Middeldyk, R. A. The History of Puerto Rico From the Spanish Discovery to the American Occupation.
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