Hughes, L. Down under in Harlem: Langston Hughes. American essays - Afro-american authors.(1992).
Chicago-Zitierstil (17. Ausg.)Hughes, Langston. "Down Under in Harlem: Langston Hughes." American Essays - Afro-american Authors.(1992) .
MLA-Zitierstil (8. Ausg.)Hughes, Langston. "Down Under in Harlem: Langston Hughes." American Essays - Afro-american Authors.(1992), .
警告：這些引文格式不一定是100％准確.