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005 | 20211217111741.0 | ||
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020 | _a9221010090 | ||
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_a630 _bMEC _223 |
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245 | _aMECHANISATION and employment in agriculture: case studies from four continents / | ||
260 |
_aGeneva _bInternational labour office _c1973 |
||
300 | _avi, 192 p. | ||
650 | _aAgriculture | ||
650 | 0 |
_aAgricultural engineering _9116383 |
|
650 | 0 |
_aAgricultural extension work _9101140 |
|
942 | _cS |