APA
India. Labour (Ministry of ), India. Labour (Ministry of ), . (1955). Coal mines rescue rules, 1939. : .
Chicago
India. Labour (Ministry of ), India. Labour (Ministry of ), . 1955. Coal mines rescue rules, 1939. : .
Harvard
India. Labour (Ministry of ), India. Labour (Ministry of ), . (1955). Coal mines rescue rules, 1939. : .
MLA
India. Labour (Ministry of ), India. Labour (Ministry of ), . Coal mines rescue rules, 1939. : . 1955.
