Cita APA (7th ed.)
Gies, F., & Gies, J. (1990). Life in a medieval village. Harper & Row.
Cita Chicago (17th ed.)
Gies, Frances, i Joseph Gies. Life in a Medieval Village. New York: Harper & Row, 1990.
Cita MLA (9th ed.)
Gies, Frances, i Joseph Gies. Life in a Medieval Village. Harper & Row, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.