Cita APA (7th ed.)
Calarco, T. (2008). People of the Underground Railroad: A biographical dictionary. Greenwood Press.
Cita Chicago (17th ed.)
Calarco, Tom. People of the Underground Railroad: A Biographical Dictionary. Westport, Conn.: Greenwood Press, 2008.
Cita MLA (9th ed.)
Calarco, Tom. People of the Underground Railroad: A Biographical Dictionary. Greenwood Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.