Levinson. Nullification and Secession in Modern Constitutional Thought. University Press of Kansas.
芝加哥风格引文Levinson. Nullification and Secession in Modern Constitutional Thought. University Press of Kansas.
MLA引文Levinson. Nullification and Secession in Modern Constitutional Thought. University Press of Kansas.
警告：这些引文格式不一定是100％准确.