Blackenship, J. (1972). Public speaking: A rhetorical perspective (2nd ed.). Prentice Hall.
芝加哥风格引文Blackenship, Jane. Public Speaking: A Rhetorical Perspective. 2nd ed. Englewood Cliffs, N. J: Prentice Hall, 1972.
MLA引文Blackenship, Jane. Public Speaking: A Rhetorical Perspective. 2nd ed. Prentice Hall, 1972.
警告：这些引文格式不一定是100％准确.