Legault, R. L. (2008). Trends in American gun ownership. LFB Scholarly Pub..
芝加哥风格引文Legault, Richard L. Trends in American Gun Ownership. New York: LFB Scholarly Pub., 2008.
MLA引文Legault, Richard L. Trends in American Gun Ownership. LFB Scholarly Pub., 2008.
警告：这些引文格式不一定是100％准确.