Cita APA (7th ed.)
Lampe, G. P. (1998). Frederick Douglass: Freedom's voice, 1818-1845. Michigan State University Press.
Cita Chicago (17th ed.)
Lampe, Gregory P. Frederick Douglass: Freedom's Voice, 1818-1845. East Lansing: Michigan State University Press, 1998.
Cita MLA (9th ed.)
Lampe, Gregory P. Frederick Douglass: Freedom's Voice, 1818-1845. Michigan State University Press, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.