Title: Zhongguo zhong gu de zu qun ning ju
Description: Ben shu yan jiu le Zhongguo zhong gu shi qi Tujue, Tubo, Huihu, Qidan he Menggu deng zhou bian zu qun de ning ju li cheng, fen xi le zhe xie zu qun xing qi de guo cheng zhong, bai huo jiao, ben jiao, mo ni jiao yi ji qi ta min jian zong jiao deng xin yang de yin ru, cheng wei jian gou ben zu qun li shi ji yi de zhong yao zi yuan, cu jin le min zu ren tong he zu qun ning ju.
Subjects: History
Places: China
Time periods: Tang dynasty, 618-907, Liao dynasty, 947-1125, Yuan dynasty, 1260-1368