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| 100 | _aINTERNATIONAL LABOUR OFFICE GENEVA | ||
| 020 | _a81-85027-06-4 | ||
| 250 | _a3rd | ||
| 650 | _aWork Study | ||
| 365 | _cRS | ||
| 365 | _d1 | ||
| 942 | _cENGBK | ||
| 245 | _aIntroduction To Work Study | ||
| 260 |
_bUniversal Publication Corporation _c1990 _aNew Delhi |
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| 300 | _aXIV+441PP | ||
| 999 |
_c1462 _d1462 |
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