Chang, Kang-Tsung Introduction to geographic information systems / Kang-Tsung Chang - 5th ed. - Boston : McGraw-Hill, 2010 - xiv, 448 p. : ill. ; 24 cm. + 1 CD-ROM ISBN: 9780071267588 Subjects--Topical Terms: Geographic information systems Dewey Class. No.: 910.285 / C456I