000 00281nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aPETRY. F
245 0 _aSustainability of issues in Agricultural
260 _cInt. Book Dist.
365 _b0
650 _aNIL
942 _cBK
999 _c101113
_d101113