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040			_e121320 _aMAIN
041			_aEnglish
082			_a910.285 O2M
100			_aObermeyer, Nancy J
245		0	_aManaging geographic information systems
250			_a2nd. ed.
260			_aNew Delhi _bRawat _c2008
300			_a360p. p.
942			_cBK
999			_c146940 _d146940