Gensler, H. J. (2002). Introduction to logic. Routledge.
Chicago Edition CitationGensler, Harry J. Introduction to Logic. London ; New York: Routledge, 2002.
MLA引文Gensler, Harry J. Introduction to Logic. Routledge, 2002.
警告：這些引文格式不一定是100％准確.
APA引文