1 Erkkila, Besty, "Whitman the Political Poet" Oxford UP 1996
2 Loving, Jerome, "Walt Whitman: The Song of Himself" U of California P 1999
3 Ed, "The Correspondences of Walt Whitman" 1961
4 Shurr, "Re-Historicizing the Figure of Columbus in Nineteenth-Century America" 237-6 50, 1992
5 Whitman, "Leaves of Grass" 1973
6 Thomas, "A Study of Whitman’s Late Poetry" 3-14, 1981
7 Harold, "A Reading of Whitman’s ‘Faces" 34-48, 1973
8 Miller,Edwin Haviland, ".Walt Whitman’s Poetry:A Psychological Journey" New York UP 1968
9 Asselineau,Roger, ".Walt Whitman:The Evolution of a Personality" Harvard UP 1960
1 Erkkila, Besty, "Whitman the Political Poet" Oxford UP 1996
2 Loving, Jerome, "Walt Whitman: The Song of Himself" U of California P 1999
3 Ed, "The Correspondences of Walt Whitman" 1961
4 Shurr, "Re-Historicizing the Figure of Columbus in Nineteenth-Century America" 237-6 50, 1992
5 Whitman, "Leaves of Grass" 1973
6 Thomas, "A Study of Whitman’s Late Poetry" 3-14, 1981
7 Harold, "A Reading of Whitman’s ‘Faces" 34-48, 1973
8 Miller,Edwin Haviland, ".Walt Whitman’s Poetry:A Psychological Journey" New York UP 1968
9 Asselineau,Roger, ".Walt Whitman:The Evolution of a Personality" Harvard UP 1960