Norton, Frederick Calvin The governors of Connecticut: biographies of the chief executives of the commonwealth that gave to the world the first written constitution known to history, Publisher Connecticut Magazine Co., 1905.
در دانشنامهٔ ویکی‌پدیای انگلیسی، بازبینی‌شده در ۲۱ مارس ۲۰۱۳. .  .  Norton, Frederick Calvin The governors of Connecticut: biographies of the chief executives of the commonwealth that gave to the world the first written constitution known to history, Publisher Connecticut Magazine Co., 1905. .