000 00279nam a2200121Ia 4500
008 180721s9999 xx 000 0 und d
100 _aV.G. PANSE
245 0 _aSTATISTICAL METHODS FOR AGRICULTURAL WORKERS
260 _bNil
260 _c1954
365 _b0.00
942 _cBK
999 _c162067
_d162067