APA (7th ed.) Citation

Whitman, W. (1867). Leaves of grass ([4th ed.].). [Walt Whitman?].

Chicago Style (17th ed.) Citation

Whitman, Walt. Leaves of Grass. [4th ed.]. New-York: [Walt Whitman?], 1867.

MLA (9th ed.) Citation

Whitman, Walt. Leaves of Grass. [4th ed.]. [Walt Whitman?], 1867.