Zhu, Xuan _ Geographical information systems a practical approach - 2nd ed. - London Routledge 2025 - xxvi, 557 p. PB. 20 cm. Includes index ISBN: 9781032380469 Subjects--Personal Names: _ Subjects--Uniform Titles: Geographical information systemsSpatial data models Dewey Class. No.: 910.285 / ZHU