Ball, D. (2017). Backwards and forwards: A technical manual for reading plays. Southern Illinois University Press.
芝加哥风格引文Ball, David. Backwards and Forwards: A Technical Manual for Reading Plays. Carbondale: Southern Illinois University Press, 2017.
MLA引文Ball, David. Backwards and Forwards: A Technical Manual for Reading Plays. Southern Illinois University Press, 2017.
警告：这些引文格式不一定是100％准确.