昆阳磷矿矿务局晋宁磷矿志, 1965-1985
By: [Kun yang lin kuang kuang wu ju]
Publisher: [s.n.]
Published: 1991
Place of publication: Kunming
Language: chi
Number of pages: 126
Subjects: Phosphorus industry; History
Other titles: Kun yang lin kuang kuang wu ju Jin'ning lin kuang zhi, 1965-1985; Jin'ning lin kuang zhi, 1965-1985