000 00289nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _a"Richey, C.B. & et.al"
245 0 _aAgricultural engineering handbook
260 _bMc Graw Hill
260 _c1961
365 _b0.00
942 _cBK
999 _c151292
_d151292