Stephen E. Lucas. (2007). The art of public speaking. Boston: McGraw-Hill.
シカゴスタイル引用形Stephen E. Lucas. The Art of Public Speaking. Boston: McGraw-Hill, 2007.
MLA引用形式Stephen E. Lucas. The Art of Public Speaking. Boston: McGraw-Hill, 2007.
警告: この引用は必ずしも正確ではありません.