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Google圖書搜尋
Injury Experience in Coal Mining, 1948
United States. Bureau of Mines
FORREST T. MOYER
G. D. JONES
V. E. WRENN
其他書名
Detailed Analysis of Factors Influencing Mine Safety and Related Employment, Production, and Productivity Data
出版
Bureau OF MINES
, 1952
URL
http://books.google.com.hk/books?id=ZyQAMQAACAAJ&hl=&source=gbs_api