Style de citation APA (7e éd.)

Hughes, L., & Duffy, S. (2000). The political plays of Langston Hughes. Southern Illinois University Press.

Style de citation Chicago (17e éd.)

Hughes, Langston, et Susan Duffy. The Political Plays of Langston Hughes. Carbondale: Southern Illinois University Press, 2000.

Style de citation MLA (8e éd.)

Hughes, Langston, et Susan Duffy. The Political Plays of Langston Hughes. Southern Illinois University Press, 2000.