APA (7th ed.) Zitazioa

Ashbery, J. (1977). Rivers and mountains. Ecco.

Chicago Style (17th ed.) Zitazioa

Ashbery, John. Rivers and Mountains. Nueva York: Ecco, 1977.

MLA (9th ed.) Zitazioa

Ashbery, John. Rivers and Mountains. Ecco, 1977.