India. Labour, M. o. (1991). Indian Labour Year Book: 1990. The author.
Chicago Style (17th ed.) CitationIndia. Labour, Ministry of. Indian Labour Year Book: 1990. The author, 1991.
MLA (9th ed.) CitationIndia. Labour, Ministry of. Indian Labour Year Book: 1990. The author, 1991.
Warning: These citations may not always be 100% accurate.