APA-viite

Jemie, O. (1976). Langston Hughes: An introduction to the poetry. Columbia University Press.

Chicago-tyylinen lähdeviittaus

Jemie, Onwuchekwa. Langston Hughes: An Introduction to the Poetry. New York: Columbia University Press, 1976.

MLA-viite

Jemie, Onwuchekwa. Langston Hughes: An Introduction to the Poetry. Columbia University Press, 1976.