APA (7. basım) Alıntı

ProQuest (Firm) & Ripley, C. P. (1993). Witness for freedom: African American voices on race, slavery, and emancipation. University of North Carolina Press.

Chicago Style (17. basım) Atıf

ProQuest (Firm) ve C. Peter Ripley. Witness for Freedom: African American Voices on Race, Slavery, and Emancipation. Chapel Hill: University of North Carolina Press, 1993.

MLA (9th ed.) Atıf

ProQuest (Firm) ve C. Peter Ripley. Witness for Freedom: African American Voices on Race, Slavery, and Emancipation. University of North Carolina Press, 1993.