Langan John. (2003). Ten Skills You Really Need to Succeed in College. American: MC Graw Hill.
シカゴスタイル引用形Langan John. Ten Skills You Really Need to Succeed in College. American: MC Graw Hill, 2003.
MLA引用形式Langan John. Ten Skills You Really Need to Succeed in College. American: MC Graw Hill, 2003.
警告: この引用は必ずしも正確ではありません.