LUCAS, S. E. (2020). The art of public speaking 13th ed. MC GRAW HILL.
Chicago Style (17th ed.) CitationLUCAS, Stephen E. The Art of Public Speaking 13th Ed. MC GRAW HILL, 2020.
MLA引文LUCAS, Stephen E. The Art of Public Speaking 13th Ed. MC GRAW HILL, 2020.
警告：这些引文格式不一定是100％准确.