Freeman, S. (1997). Written Communication in English. Orient Longman.
Chicagoスタイル(17版)引用形式Freeman, Sarah. Written Communication in English. Chennai: Orient Longman, 1997.
MLA(9版)引用形式Freeman, Sarah. Written Communication in English. Orient Longman, 1997.
警告: この引用は必ずしも正確ではありません.