Umphrey. The Aristotelian Tradition of Natural Kinds and Its Demise. The Catholic University of America Press.
芝加哥风格引文Umphrey. The Aristotelian Tradition of Natural Kinds and Its Demise. The Catholic University of America Press.
MLA引文Umphrey. The Aristotelian Tradition of Natural Kinds and Its Demise. The Catholic University of America Press.
警告：这些引文格式不一定是100％准确.