Butterfield, E. C. (2012). Sartre and posthumanist humanism. Peter Lang.
芝加哥风格引文Butterfield, Elisabeth C. Sartre and Posthumanist Humanism. Frankfurt am Main: Peter Lang, 2012.
MLA引文Butterfield, Elisabeth C. Sartre and Posthumanist Humanism. Peter Lang, 2012.
警告：这些引文格式不一定是100％准确.