000 00300nam a2200121Ia 4500
008 211209s9999 xx 000 0 und d
020 _a9788126511389
041 _aeng
082 _a910.285 BER
100 _aBERNHARDSEN
245 _aGEOGRAPHIC INFORMATION SYSTEMS AN INTRODUCTION
260 _bWILEY
999 _c79525
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