Cita APA (7th ed.)
Killinger, C. L. (2002). The history of Italy. Greenwood Press.
Cita Chicago (17th ed.)
Killinger, Charles L. The History of Italy. Westport, Conn.: Greenwood Press, 2002.
Cita MLA (9th ed.)
Killinger, Charles L. The History of Italy. Greenwood Press, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.