Directorate, W. B. L. (1971). Labour in West Bengal: 1970. The author.
Style de citation Chicago (17e éd.)Directorate, West Bengal. Labour. Labour in West Bengal: 1970. The author, 1971.
Style de citation MLA (9e éd.)Directorate, West Bengal. Labour. Labour in West Bengal: 1970. The author, 1971.
Attention : ces citations peuvent ne pas être correctes à 100%.