APA (7th ed.) Citation

Guillén, J. (1999). Horses in the air and other poems. City Lights Books.

Chicago Style (17th ed.) Citation

Guillén, Jorge. Horses in the Air and Other Poems. San Francisco: City Lights Books, 1999.

MLA (9th ed.) Citation

Guillén, Jorge. Horses in the Air and Other Poems. City Lights Books, 1999.