(1993). Language Activator: The world's first production dictionary. London: Longman.
シカゴスタイル引用形Language Activator: The World's First Production Dictionary. London: Longman, 1993.
MLA引用形式Language Activator: The World's First Production Dictionary. London: Longman, 1993.
警告: この引用は必ずしも正確ではありません.