Mine management legislation & general safety: mining machinery metal: questions & answers for first class /second class

Mine management legislation & general safety: mining machinery metal: questions & answers for first class /second class - Dhanbad: Lovely Prakashan, 2013 - iv, 108p.

Questions & answers for first class /second class (Restricted / Un restricted) ( With multiple choice questions & answers ) for DGMS online examinations


Mine management
Health & safety

622.8 / MIN