- Allen, Gay Wilson: The solitary singer : a critical biography of Walt Whitman, 1955, Finn boken
- Greenspan, Ezra, red.: The Cambridge companion to Walt Whitman, 1995, isbn 0-521-44807-7, Finn boken
- Kaplan, Justin: Walt Whitman : a life, 1980, isbn 0-671-22542-1, Finn boken
- Reynolds, David S.: Walt Whitman's America : a cultural biography, 1995, isbn 0-394-58023-0, Finn boken
- Zweig, Paul: Walt Whitman : the making of the poet, 1984, isbn 0-465-09059-1, Finn boken