000 00376nam a2200121Ia 4500
001 MPKV050009
008 120911s9999 xx 000 0 und d
082 _a631.3
245 _aAgricultural Engineering Vol 30
_c;
246 _aAgricultural Engineering Vol 30
260 _aSt.Joseph USA
_bAmerican Society of Agril. Engineers
_cJan-Dec 1949
650 _aAgricultural Engineering
999 _c48017
_d48017