000 00283nam a2200121Ia 4500
008 200208s9999 xx 000 0 und d
082 _aNGM
245 0 _aNational Geographic
245 0 _nv.137(4-6)
260 _aWashington
260 _bNational Geographic Society
942 _cBV
999 _c150026
_d150026