DR. CH. EVY TRI WIDYAHENING; DRS. AR. KOESDYANTHO. The Struggle of Frederick Douglass to Get his Freedom as Seen in the Narrative of the Life of Frederick Douglass: An American Slave (A Psychological Approach). Researchers World - International Refereed Social Sciences Journal, [S. l.], v. 9, n. 2, p. 152–158, 2021. Disponível em: https://researchersworld.com/index.php/rworld/article/view/104. Acesso em: 12 jul. 2024.