Cita APA (7th ed.)

Whitman, W., & Murphy, F. (1969). Walt Whitman: A critical anthology. Penguin books.

Cita Chicago (17th ed.)

Whitman, Walt, i Francis Murphy. Walt Whitman: A Critical Anthology. Harmondsworth: Penguin books, 1969.

Cita MLA (8th ed.)

Whitman, Walt, i Francis Murphy. Walt Whitman: A Critical Anthology. Penguin books, 1969.