Zimmerman. Innovative Congressional Minimum Standards Preemption Statutes. State University of New York Press.
芝加哥风格引文Zimmerman. Innovative Congressional Minimum Standards Preemption Statutes. State University of New York Press.
MLA引文Zimmerman. Innovative Congressional Minimum Standards Preemption Statutes. State University of New York Press.
警告：这些引文格式不一定是100％准确.