Παραπομπή σε μορφή APA (7η εκδ.)

Morrison, T. "Unspeakable Things Unspoken: The Afro-American Presence in American Literature" / Toni Morrison. American literature, American culture.(1999).

Παραπομπή σε μορφή Chicago (17η εκδ.)

Morrison, Toni. ""Unspeakable Things Unspoken: The Afro-American Presence in American Literature" / Toni Morrison." American Literature, American Culture.(1999) .

Παραπομπή σε μορφή MLA (8th εκδ.)

Morrison, Toni. ""Unspeakable Things Unspoken: The Afro-American Presence in American Literature" / Toni Morrison." American Literature, American Culture.(1999), .