000 00281nam a2200121Ia 4500
008 161121s9999 xx 000 0 und d
100 _aFAO ; Uni. Nat.
245 0 _aPlanning forest roads & harvesting syste
260 _cFAO, ROME
365 _b0
650 _aNIL
942 _cBK
999 _c94769
_d94769