Pilkington, J. (1993). Test Your Business skills. Headline book.
Chicagoスタイル(17版)引用形式Pilkington, Joan. Test Your Business Skills. London: Headline book, 1993.
MLA(9版)引用形式Pilkington, Joan. Test Your Business Skills. Headline book, 1993.
警告: この引用は必ずしも正確ではありません.