HAJRA S. (1984). INTERNATIONAL COMPARISON ON LABOUR PRODUCTIVITY. TULSI PUB.HOUSE.
Chicagoスタイル(17版)引用形式HAJRA S. INTERNATIONAL COMPARISON ON LABOUR PRODUCTIVITY. NEW DELHI: TULSI PUB.HOUSE, 1984.
MLA(9版)引用形式HAJRA S. INTERNATIONAL COMPARISON ON LABOUR PRODUCTIVITY. TULSI PUB.HOUSE, 1984.
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