Advanced coal mining For mining students, mining engineers and colliery managers
VOROBJEV Boris R
Advanced coal mining For mining students, mining engineers and colliery managers - Dhanbad Kusum Deshmukh 1966 - 909p cm.
Bibliography chapterwise; Appendix: P 515-20
General Book
X9(HZ551).2.N6, K6.1-K6.2
Advanced coal mining For mining students, mining engineers and colliery managers - Dhanbad Kusum Deshmukh 1966 - 909p cm.
Bibliography chapterwise; Appendix: P 515-20
General Book
X9(HZ551).2.N6, K6.1-K6.2
