Não informado. (1990). Language Learning Journal. Association for Language Learning.
Chicagoスタイル(17版)引用形式Não informado. Language Learning Journal. Rugby, Inglaterra: Association for Language Learning, 1990.
MLA(8版)引用形式Não informado. Language Learning Journal. Association for Language Learning, 1990.
警告: この引用は必ずしも正確ではありません.