Title: Guanyang Xian shui li dian li zhi /
Authors: Guanyang Xian (China).
Publisher: Guanyang Xian shui li dian li ju],
Year: 1992
Subjects: Water resources development China Guanyang Xian History.; Hydraulic engineering China Guanyang Xian History.; Electric utilities China Guanyang Xian History.; Guanyang Xian (China) History.