000			00368nam a2200145Ia 4500
008			180611s9999||||xx |||||||||||||| ||und||
020			_a0-07-238269-4
041			_aen
082			_a902.85
100			_aCHANG, Kang - Tesung
245		0	_aIntroduction to Geography Information Systems
260			_bBoston : McGraw Hill _c2002
300			_axviii, 348
942			_cLL
999			_c21820 _d21820