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.
Chicago-referens (17:e uppl.)India. Department of Mines och 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.
MLA-referens (8:e uppl.)India. Department of Mines och 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.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.