Widdowson, H. G. (1979). Explorations in applied linguistics. Oxford University Press.
Chicagoスタイル(17版)引用形式Widdowson, H. G. Explorations in Applied Linguistics. Londres, Inglaterra: Oxford University Press, 1979.
MLA(9版)引用形式Widdowson, H. G. Explorations in Applied Linguistics. Oxford University Press, 1979.
警告: この引用は必ずしも正確ではありません.