000 00292nam a2200133Ia 4500
008 230108s9999 xx 000 0 und d
100 _aSingh G
245 0 _aDevelopment of Organic Agriculture
260 _bAK
260 _c2011
365 _b950.00
650 _aAgronomy
942 _cBK
999 _c251551
_d251551