000			00330nam a2200133Ia 4500
008			130225s9999 xx 000 0 und d
100			_aWilliams, Sheldon W.
245			_aLabor usage in milking
260			_aBurlington _c1944
300			_a1-14 p.
440			_aVermont Agricultural Experime
901			_a45723
942			_cB _2udc
999			_c8253 _d8253