Spear, V. I. (1988). Sports illustrated racquetball: Strategies for winning. Sports Illustrated.
芝加哥风格引文Spear, Victor I. Sports Illustrated Racquetball: Strategies for Winning. New York: Sports Illustrated, 1988.
MLA引文Spear, Victor I. Sports Illustrated Racquetball: Strategies for Winning. Sports Illustrated, 1988.
警告：这些引文格式不一定是100％准确.