Luft. Hugo von Hofmannsthal and the Austrian Idea. Purdue University Press.
芝加哥风格引文Luft. Hugo Von Hofmannsthal and the Austrian Idea. Purdue University Press.
MLA引文Luft. Hugo Von Hofmannsthal and the Austrian Idea. Purdue University Press.
警告：这些引文格式不一定是100％准确.