India. Dept. of Coal. Performance budget of Department of Coal, Ministry of Energy. Printed by the Manager, Govt. of India Press.
Chicago-viite (17. p.)India. Dept. of Coal. Performance Budget of Department of Coal, Ministry of Energy. Faridabad: Printed by the Manager, Govt. of India Press.
MLA-viite (8. p.)India. Dept. of Coal. Performance Budget of Department of Coal, Ministry of Energy. Printed by the Manager, Govt. of India Press.
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