Hurley, P. J. (1985). A concise introduction to logic (2 ed.). Wadsworth.
芝加哥风格引文Hurley, Patrick J. A Concise Introduction to Logic. 2 ed. Belmont: Wadsworth, 1985.
MLA引文Hurley, Patrick J. A Concise Introduction to Logic. 2 ed. Wadsworth, 1985.
警告：这些引文格式不一定是100％准确.