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Hughes, Les. The Chinese Commandos, 2003, http://www.insigne.org/OSS-commandos.htm. 
“OSS in Action the Pacific and the Far East (U.S. National Park Service).” National Parks Service, U.S. Department of the Interior, https://www.nps.gov/articles/oss-in-action-the-pacific-and-the-far-east.htm. 
United States, Friis, Herman R. Map Division, China Theater Research and Analysis Branch, Office of Strategic Services World War II 1945. 
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