Mohammed Haqi Khaleel Alazzawi. “The Racial Double-Standards of American Policy Towards the Freedom of Afro-American Blacks in The Underground Railroads By Colson Whitehead”. AL-Yarmouk Journal 16, no. 3-part 2 العدد الثالث الجزء الثاني (April 28, 2026): 260–280. Accessed July 27, 2026. https://journal.al-yarmok.edu.iq/index.php/alyj/article/view/1585.