000			00519nam a2200157Ia 45e0
008			180110s1986 xx 000 0 und d
020			_a916150801
082			_a681.76319
100			_aChristianson, L L
245		0	_aDesign in Agricultural Engineering
260			_aMichigan _bAmerican Society of Agricultural Enginee _c1986
300			_aix, 310p.;
942			_2ddc _cBK _01
999			_c1917 _d1917