Entertainment Weekly. 2011-01-27 [2016-02-29]. (原始内容存档于2016-05-06). Dirks, Tim. 1938 Academy Awards Winners and History. Rainbow Media. [2015-11-20]. (原始内容存档于2015-11-21)
Standard. 15 March 1997 [13 September 2020]. (原始内容存档于2023-04-22). Fred Zinnemann, Director of Many Classics, Dies at 89. The New York Times. 15 March 1997: