Douglass, F. (2001). Narrative of the life of Frederick Douglass: An American slave. Virginia Tech.
Citazione stile Chigago Style (17a edizione)Douglass, Frederick. Narrative of the Life of Frederick Douglass: An American Slave. [Blacksburg, VA]: Virginia Tech, 2001.
Citatione MLA (9a ed.)Douglass, Frederick. Narrative of the Life of Frederick Douglass: An American Slave. Virginia Tech, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.