INDIA GOVERNMENT. (1991). HANDBOOK OF LABOUR STATISTICS. LABOUR CONSULTANCY BUREAU.
Chicago-čujuhus (17. p.)INDIA GOVERNMENT. HANDBOOK OF LABOUR STATISTICS. CHANDIGARH: LABOUR CONSULTANCY BUREAU, 1991.
MLA-čujuhus (9. p.)INDIA GOVERNMENT. HANDBOOK OF LABOUR STATISTICS. LABOUR CONSULTANCY BUREAU, 1991.
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