Ackert, P. (2005). Concepts and comments. Boston, MA: Thomson Heinle.
シカゴスタイル引用形Ackert, Patricia. Concepts and Comments. Boston, MA: Thomson Heinle, 2005.
MLA引用形式Ackert, Patricia. Concepts and Comments. Boston, MA: Thomson Heinle, 2005.
警告: この引用は必ずしも正確ではありません.