00580cam a22002171 4500 sa 64000283 DLC 20260227111954.0 791019s1962 ii a f000 0 eng sa 64000283 PL480:I-E-2240 (OCoLC)5542853 DLC NIC DLC premarc HD4875.I5 A45 India. Labour Bureau Contract labour; survey of selected industries, 1957-61. [Delhi, 1962] ii, 168 p. tables. 25 cm. Contract labor India. 56132 56132