Salafia, M. (2013). Slavery's borderland: Freedom and bondage along the Ohio River. University of Pennsylvania Press.
Chicago-viite (17. p.)Salafia, Matthew. Slavery's Borderland: Freedom and Bondage Along the Ohio River. Philadelphia: University of Pennsylvania Press, 2013.
MLA-viite (9. p.)Salafia, Matthew. Slavery's Borderland: Freedom and Bondage Along the Ohio River. University of Pennsylvania Press, 2013.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.