Não informado. (1980). British Journal of Language Teaching. British Association for Language Teaching.
Chicagoスタイル(17版)引用形式Não informado. British Journal of Language Teaching. Oxford, Inglaterra: British Association for Language Teaching, 1980.
MLA(8版)引用形式Não informado. British Journal of Language Teaching. British Association for Language Teaching, 1980.
警告: この引用は必ずしも正確ではありません.