甘肃省庆阳市净石沟煤矿志
By: Gansu Sheng Qingyang Shi Jingshi Gou mei kuang zhi bian zuan wei yuan hui
Edition: Di 1 ban.
Publisher: Publisher not identified
Published: 2004
Place of publication: Place of publication not identified
Language: chi
Number of pages: 264
Subjects: Histroy; Coal mines and mining; History; Jingshi Gou mei kuang
Other titles: Gansu Sheng Qingyang Shi Jingshi Gou mei kuang zhi
Notes: Errata slip inserted.