000 00269nam a2200097Ia 4500
008 230327s9999 xx 000 0 und d
020 _a0
100 _aChang, Kang Tsung.
245 0 _aIntroduction to Geographic Information Systems
260 _aNew Delhi
_bMcGraw-Hill
_c2020
999 _c35935
_d35935