Title: Yiyuan Xian shui li zhi /
Authors: Yiyuan Xian shui li zhi bian zuan ling dao xiao zu.
Publisher: Yiyuan Xian shui li zhi bian zuan ling dao xiao zu,
Subjects: Water resources development China Yiyuan Xian History.; Hydraulic engineering China Yiyuan Xian History.; Yiyuan Xian (China) Economic conditions.