APA-referens (7:e uppl.)

Holman, C. H. Original Sin on the Dark and Bloody Ground: C. Hugh Holman. Robert Penn Warren's "Brother to Dragons" : a discussion.(1983).

Chicago-referens (17:e uppl.)

Holman, C. Hugh. "Original Sin on the Dark and Bloody Ground: C. Hugh Holman." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983) .

MLA-referens (8:e uppl.)

Holman, C. Hugh. "Original Sin on the Dark and Bloody Ground: C. Hugh Holman." Robert Penn Warren's "Brother to Dragons" : A Discussion.(1983), .