Hurley, P. J. (1988). A concise introduction to logic (3rd ed.). Wadsworth.
芝加哥风格引文Hurley, Patrick J. A Concise Introduction to Logic. 3rd ed. California: Wadsworth, 1988.
MLA引文Hurley, Patrick J. A Concise Introduction to Logic. 3rd ed. Wadsworth, 1988.
警告：这些引文格式不一定是100％准确.