Fries, F. R. Archivmaterialien zu Fritz Rudolf Fries, 1935-2014.
芝加哥风格引文Fries, Fritz Rudolf. Archivmaterialien Zu Fritz Rudolf Fries, 1935-2014.
MLA引文Fries, Fritz Rudolf. Archivmaterialien Zu Fritz Rudolf Fries, 1935-2014.
警告：这些引文格式不一定是100％准确.
APA引文