Lucas, S. E. (2008). The art of public speaking. Boston: McGraw Hill.
Trích dẫn kiểu ChicagoLucas, Stephen E. The Art of Public Speaking. Boston: McGraw Hill, 2008.
MLA引文Lucas, Stephen E. The Art of Public Speaking. Boston: McGraw Hill, 2008.
警告：這些引文格式不一定是100％准確.