Columbia subject headings:
Harvard subject headings:
Communism--China--Henan Sheng--History.
Communism--China--Xinyang Shi--History.
Xinyang Shi (China)--History--20th century.
Zhongguo gong chan dang--China--Xinyang Shi--History.
Princeton subject headings:
Xinyang Diqu (China)--History--20th century.
Zhongguo gong chan dang--China--Xinjiang Diqu--History.