India ministry of labour. (1997). Pocket book of labour statistics. Labour bureau.
シカゴスタイル引用形India ministry of labour. Pocket Book of Labour Statistics. Shimla: Labour bureau, 1997.
MLA引用形式India ministry of labour. Pocket Book of Labour Statistics. Labour bureau, 1997.
警告: この引用は必ずしも正確ではありません.