Lawson, L. (1997). Staying ahead: Video activity book. Cambridge: Cambridge University Press.
シカゴスタイル引用形Lawson, Lynda. Staying Ahead: Video Activity Book. Cambridge: Cambridge University Press, 1997.
MLA引用形式Lawson, Lynda. Staying Ahead: Video Activity Book. Cambridge: Cambridge University Press, 1997.
警告: この引用は必ずしも正確ではありません.