000 00256nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aKRUPENIKOV I A
245 0 _aHistory of soil science
260 _cNIL
365 _b0
650 _aNIL
942 _cBK
999 _c99014
_d99014