INDIA GOVERNMENT. (1991). HANDBOOK OF LABOUR STATISTICS. LABOUR CONSULTANCY BUREAU.
Dyfyniad Arddull ChicagoINDIA GOVERNMENT. HANDBOOK OF LABOUR STATISTICS. CHANDIGARH: LABOUR CONSULTANCY BUREAU, 1991.
Dyfyniad MLAINDIA GOVERNMENT. HANDBOOK OF LABOUR STATISTICS. LABOUR CONSULTANCY BUREAU, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.