Barber, M. (2004). Two cities: Medieval Europe, 1050-1320 (2nd ed.). Routledge.
Chicagoスタイル(17版)引用形式Barber, Malcolm. Two Cities: Medieval Europe, 1050-1320. 2nd ed. London ; New York: Routledge, 2004.
MLA(8版)引用形式Barber, Malcolm. Two Cities: Medieval Europe, 1050-1320. 2nd ed. Routledge, 2004.
警告: この引用は必ずしも正確ではありません.