Ramsey, R. D. (2009). How to say the right thing every time (2nd ed.). California.
シカゴスタイル引用形Ramsey, Robert D. How to Say the Right Thing Every Time. 2nd ed. California, 2009.
MLA引用形式Ramsey, Robert D. How to Say the Right Thing Every Time. 2nd ed. California, 2009.
警告: この引用は必ずしも正確ではありません.