Cita APA (7th ed.)

Barksdale, R. K. (1977). Langston Hughes: The poet and his critics. American Library Association.

Cita Chicago (17th ed.)

Barksdale, Richard K. Langston Hughes: The Poet and His Critics. Chicago: American Library Association, 1977.

Cita MLA (9th ed.)

Barksdale, Richard K. Langston Hughes: The Poet and His Critics. American Library Association, 1977.