Cita APA (7th ed.)

Whitman, W., & Cowley, M. (1968). The works of Walt Whitman. Minerva Press.

Cita Chicago (17th ed.)

Whitman, Walt, i Malcolm Cowley. The Works of Walt Whitman. [S.l.]: Minerva Press, 1968.

Cita MLA (9th ed.)

Whitman, Walt, i Malcolm Cowley. The Works of Walt Whitman. Minerva Press, 1968.