000			00350nam a2200145Ia 4500
008			211209s2020 xx 000 0 und d
020			_a9789390185559
041			_aeng
082			_a910.285 CHA
100			_aCHANG, KANG-TSUNG
245			_aINTRODUCTION TO GEOGRAPHIC INFO SYSTEMS
250			_a9 ed.
260			_bMCGH _c2020
300			_aXV, 444
999			_c97501 _d97501