Geoffrey Leech, J. S. (2002). <A >comunicative grammar of english. Pearson Education.
Chicagoスタイル(17版)引用形式Geoffrey Leech, Jan Svartvik. <A >comunicative Grammar of English. Pearson Education, 2002.
MLA(8版)引用形式Geoffrey Leech, Jan Svartvik. <A >comunicative Grammar of English. Pearson Education, 2002.
警告: この引用は必ずしも正確ではありません.