McDonough, E. J., & Quintero, J. (1991). Quintero directs O'Neill. A Cappella Books.
芝加哥风格引文McDonough, Edwin J., 与 Jose Quintero. Quintero Directs O'Neill. Chicago, IL: A Cappella Books, 1991.
MLA引文McDonough, Edwin J., 与 Jose Quintero. Quintero Directs O'Neill. A Cappella Books, 1991.
警告：这些引文格式不一定是100％准确.