Não informado. (2000). Twentieth century. Twentieth Century.
Chicagoスタイル(17版)引用形式Não informado. Twentieth Century. London: Twentieth Century, 2000.
MLA(8版)引用形式Não informado. Twentieth Century. Twentieth Century, 2000.
警告: この引用は必ずしも正確ではありません.
Não informado. (2000). Twentieth century. Twentieth Century.
Chicagoスタイル(17版)引用形式Não informado. Twentieth Century. London: Twentieth Century, 2000.
MLA(8版)引用形式Não informado. Twentieth Century. Twentieth Century, 2000.