000 00287nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aWilliams (WT)
245 0 _aPattern analysis in agricultural science
260 _bElsevier
260 _c1976
365 _b40590.00
942 _cBK
999 _c202499
_d202499