Cita APA (7a ed.)

Guillén, N., & Márquez, R. (1972). Patria o muerte!: The great zoo, and other poems. Monthly Review Press.

Cita Chicago Style (17a ed.)

Guillén, Nicolás, y Robert Márquez. Patria O Muerte!: The Great Zoo, and Other Poems. New York ; London: Monthly Review Press, 1972.

Cita MLA (9a ed.)

Guillén, Nicolás, y Robert Márquez. Patria O Muerte!: The Great Zoo, and Other Poems. Monthly Review Press, 1972.