000 00262nam a2200097Ia 4500
008 230930s9999||||xx |||||||||||||| ||und||
100 _aCHANG KANG-TSUNG
245 0 _aINTRODUCTION TO GEOGRAPHIC INFORMATION SYSTEMS
260 _aNEW YORK, USA
260 _bMcGRAW-HILL
999 _c12483
_d12483