Yun Prefecture (Shandong)

Last updated
Shi Weile, ed. (2005). Zhongguo Lishi Diming Da Cidian (中国历史地名大词典)[Large Dictionary of Chinese Historical Place Names] (in Chinese). China Social Sciences Press. p. 1706. ISBN   7-5004-4929-1.
Yun Prefecture
Yunprefecture.png