Hilliard, C. English as a vocation. Oxford University Press.
Chicagoスタイル(17版)引用形式Hilliard, Christopher. English as a Vocation. Oxford University Press.
MLA(8版)引用形式Hilliard, Christopher. English as a Vocation. Oxford University Press.
警告: この引用は必ずしも正確ではありません.