Nickell, J. (2005). Secrets of the sideshows. University Press of Kentucky.
芝加哥风格引文Nickell, Joe. Secrets of the Sideshows. Lexington, Ky.: University Press of Kentucky, 2005.
MLA引文Nickell, Joe. Secrets of the Sideshows. University Press of Kentucky, 2005.
警告：这些引文格式不一定是100％准确.