000 00291nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aSingh AK
245 0 _aGood Agricultural Practices
260 _bStudium
260 _c2009
365 _b695.00
650 _aAgronomy
942 _cBK
999 _c252175
_d252175