GRAVES, R. (1957). English and scottish ballads. Heinemann.
Chicagoスタイル(17版)引用形式GRAVES, Robert. English and Scottish Ballads. London: Heinemann, 1957.
MLA(9版)引用形式GRAVES, Robert. English and Scottish Ballads. Heinemann, 1957.
警告: この引用は必ずしも正確ではありません.