Helan Xian gong dian zhi (1981-2007)
By: Ningxia dian li gong si Yinchuan gong dian ju Helan Xian gong dian ju
Publisher: Ningxia dian li gong si Yinchuan gong dian ju Helan Xian gong dian ju
Published: 2008
Place of publication: [Helan Xian
Language: chi
Number of pages: 220
Subjects: Electric utilities; History