Library of Congress. Legislative Reference Service & Tansill, C. C. (1927). Documents illustrative of the formation of the union of the American states. G.P.O..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLibrary of Congress. Legislative Reference Service और Charles Callan Tansill. Documents Illustrative of the Formation of the Union of the American States. Washington: G.P.O., 1927.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLibrary of Congress. Legislative Reference Service और Charles Callan Tansill. Documents Illustrative of the Formation of the Union of the American States. G.P.O., 1927.
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