000 00283nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aDunham
245 0 _aIntroduction to Agronomy
260 _b"Rinehart & Wilson, New york"
260 _c1957
365 _b50.63
942 _cBK
999 _c195073
_d195073