Withrow, J. (1987). Effective Writing: Writing Skills for Intermediate Students of American English : Student"s Book. Cambridge: Cambridge University.
シカゴスタイル引用形Withrow, Jean. Effective Writing: Writing Skills for Intermediate Students of American English : Student"s Book. Cambridge: Cambridge University, 1987.
MLA引用形式Withrow, Jean. Effective Writing: Writing Skills for Intermediate Students of American English : Student"s Book. Cambridge: Cambridge University, 1987.
警告: この引用は必ずしも正確ではありません.