Citazione Stile APA (7a Edizione)

Whitman, W., & Allen, G. W. (1962). Leaves of grass: Walt Whitman. With an introduction by Gay Wilson Allen (5. Auflage.). New American Library.

Citazione stile Chigago Style (17a edizione)

Whitman, Walt, e Gay Wilson Allen. Leaves of Grass: Walt Whitman. With an Introduction by Gay Wilson Allen. 5. Auflage. New York: New American Library, 1962.

Citatione MLA (8a ed.)

Whitman, Walt, e Gay Wilson Allen. Leaves of Grass: Walt Whitman. With an Introduction by Gay Wilson Allen. 5. Auflage. New American Library, 1962.