Schaeffer. Rousseau on Education, Freedom, and Judgment. Penn State University Press.
芝加哥风格引文Schaeffer. Rousseau on Education, Freedom, and Judgment. Penn State University Press.
MLA引文Schaeffer. Rousseau on Education, Freedom, and Judgment. Penn State University Press.
警告：这些引文格式不一定是100％准确.