APA-referens (7:e uppl.)

Whitehead, C. (2016). The underground railroad. Doubleday.

Chicago-referens (17:e uppl.)

Whitehead, Colson. The Underground Railroad. New York: Doubleday, 2016.

MLA-referens (8:e uppl.)

Whitehead, Colson. The Underground Railroad. Doubleday, 2016.