Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.