Columbia subject headings:
Harvard subject headings:
China--History--Revolution, 1915-1916--Sources.
Yuan, Shikai, 1859-1916
Yunnan Sheng (China)--History--20th century--Sources.
Princeton subject headings:
China--History--Revolution, 1915-1916--Sources.
Yuan, Shikai, 1859-1916.
Yunnan Sheng (China)--History--20th century--Sources.