Cita APA (7a ed.)

Whitman, W., & Allen, G. W. (1958). Leaves of grass (12th printing.). New American Library.

Cita Chicago Style (17a ed.)

Whitman, Walt, y Gay Wilson Allen. Leaves of Grass. 12th printing. New York [etc.]: New American Library, 1958.

Cita MLA (9a ed.)

Whitman, Walt, y Gay Wilson Allen. Leaves of Grass. 12th printing. New American Library, 1958.