LUCAS, S. E. (1989). The art of public speaking.-- Ed.3. McGraw-Hill Pub.
芝加哥风格引文LUCAS, Stephen E. The Art of Public Speaking.-- Ed.3. New York: McGraw-Hill Pub, 1989.
MLA引文LUCAS, Stephen E. The Art of Public Speaking.-- Ed.3. McGraw-Hill Pub, 1989.
警告：这些引文格式不一定是100％准确.