"The Function of Languages in Global War" School and Society, Box 1, Folder 5, Item 54
Pei, Mario, 1901-1978. "The Function of Languages in Global War" School and Society, Box 1, Folder 5, Item 54, Robert L. Owen Collection, 1913-1946. https://fraser.stlouisfed.org/archival/5300/item/535437, accessed on April 23, 2024.