(en) Franklin B. Hough, The New York Civil List: Containing the names and origin of the civil divisions, and the names and dates of election or appointment of the principal state and county officers from the Revolution to the present time, Weed, Parsons and Co., (lire en ligne), 110
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(en) Robert Francis Jones, The King of the Alley: William Duer, Politician, Entrepreneur, and Speculator, 1768-1799, American Philosophical Society, (ISBN9780871692023, lire en ligne)
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J. G. Wilson, J. Fiske (eds), Duer, William in Appletons' Cyclopædia of American Biography, New York: D. Appleton, 1900, p. 245