Principles and practices of modern coal mining /
Singh, R. D.
Principles and practices of modern coal mining / R. D. Singh - New Delhi : New age, c1997. - xxiv, 696 p. : ill. ; 26 cm.
Includes Index.
8122409741
Cataysis
622 / SIP
Principles and practices of modern coal mining / R. D. Singh - New Delhi : New age, c1997. - xxiv, 696 p. : ill. ; 26 cm.
Includes Index.
8122409741
Cataysis
622 / SIP