Columbia subject headings:
Harvard subject headings:
Chiang, Kai-shek, 1887-1975
China--History--Xi'an Incident, 1936
Xi'an (Shaanxi Sheng, China)--History.
Princeton subject headings:
Chiang, Kai-shek, 1887-1975.
China--History--Xi'an Incident, 1936.
Xi'an Shi (China)--History.