Spencer, J. R. (2014). A Connecticut yankee in Lincoln's cabinet: Navy Secretary Gideon Welles chronicles the Civil War. The Acorn Club.
Chicago-čujuhus (17. p.)Spencer, J. Ronald. A Connecticut Yankee in Lincoln's Cabinet: Navy Secretary Gideon Welles Chronicles the Civil War. Hartford, Connecticut: The Acorn Club, 2014.
MLA-čujuhus (9. p.)Spencer, J. Ronald. A Connecticut Yankee in Lincoln's Cabinet: Navy Secretary Gideon Welles Chronicles the Civil War. The Acorn Club, 2014.
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