Cita APA (7th ed.)

Cardenal, E., & Pring-Mill, R. D. F. (1977). Apocalypse and other poems. New Directions.

Cita Chicago (17th ed.)

Cardenal, Ernesto, i R. D. F. Pring-Mill. Apocalypse and Other Poems. New York: New Directions, 1977.

Cita MLA (9th ed.)

Cardenal, Ernesto, i R. D. F. Pring-Mill. Apocalypse and Other Poems. New Directions, 1977.