000 003280000a22001450004500
060 _a100
082 _a631 PAT
100 _aPaterson, D W
245 _aWork simplification in agriculture
260 _aLondon, Land books ltd
260 _c1960
300 _a91
650 _aWork simplification-agriculture
942 _cBK
999 _c220456
_d220456