Citazione Stile APA (7a Edizione)

Academy of American Poets & Warren, R. P. (1984). Fifty years of American poetry: Anniversary volume for the Academy of American Poets. Laurel.

Citazione stile Chigago Style (17a edizione)

Academy of American Poets e Robert Penn Warren. Fifty Years of American Poetry: Anniversary Volume for the Academy of American Poets. New York: Laurel, 1984.

Citatione MLA (9a ed.)

Academy of American Poets e Robert Penn Warren. Fifty Years of American Poetry: Anniversary Volume for the Academy of American Poets. Laurel, 1984.