India. Department of Mines & India. Directorate-General of Mines Safety. (1965). Statistics of mines in India. Ministry of Labour, Employment and Rehabilitation, Dept. of Labour and Employment, Govt. of India.
Παραπομπή σε μορφή Chicago (17η εκδ.)India. Department of Mines και India. Directorate-General of Mines Safety. Statistics of Mines in India. Delhi: Ministry of Labour, Employment and Rehabilitation, Dept. of Labour and Employment, Govt. of India, 1965.
Παραπομπή σε μορφή MLA (8th εκδ.)India. Department of Mines και India. Directorate-General of Mines Safety. Statistics of Mines in India. Ministry of Labour, Employment and Rehabilitation, Dept. of Labour and Employment, Govt. of India, 1965.
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