Great Britain. Public Record Office. [Siam and the Southeast Asia, Parts 1-36, 1882-1922]. Public Record Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGreat Britain. Public Record Office. [Siam and the Southeast Asia, Parts 1-36, 1882-1922]. London: Public Record Office.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGreat Britain. Public Record Office. [Siam and the Southeast Asia, Parts 1-36, 1882-1922]. Public Record Office.
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