APA (7th ed.) Citation

Whitman, W., & Weston, E. (1976). Leaves of grass. Paddington Press.

Chicago Style (17th ed.) Citation

Whitman, Walt, and Edward Weston. Leaves of Grass. New York: Paddington Press, 1976.

MLA (8th ed.) Citation

Whitman, Walt, and Edward Weston. Leaves of Grass. Paddington Press, 1976.