Columbia subject headings:
Harvard subject headings:
China--History--Xi'an Incident, 1936
Manchuria (China)--History--1931-1945.
Zhang, Xueliang, 1898-
Princeton subject headings:
China--History--Xi'an Incident, 1936.
Manchuria (China)--History--1931-1945.
Zhang, Xueliang, 1901-2001.