Lightbown, P. M. (1999). How languages are learned. Oxford: Oxford Univ. Press.
シカゴスタイル引用形Lightbown, Patsy M. How Languages Are Learned. Oxford: Oxford Univ. Press, 1999.
MLA引用形式Lightbown, Patsy M. How Languages Are Learned. Oxford: Oxford Univ. Press, 1999.
警告: この引用は必ずしも正確ではありません.