Marx, G. T. (1988). Undercover: Police surveillance in America. University of California Press.
芝加哥风格引文Marx, Gary T. Undercover: Police Surveillance in America. Berkeley: University of California Press, 1988.
MLA引文Marx, Gary T. Undercover: Police Surveillance in America. University of California Press, 1988.
警告：这些引文格式不一定是100％准确.