Knapp, J. M. (1984). The magic of opera. Da Capo Press.
芝加哥风格引文Knapp, J. Merrill. The Magic of Opera. New York: Da Capo Press, 1984.
MLA引文Knapp, J. Merrill. The Magic of Opera. Da Capo Press, 1984.
警告：这些引文格式不一定是100％准确.
APA引文