00487 a2200193 4500 9780130611987 910.285 HEY 27919 48288 Heywood, Ian An introduction to geographical information systems 2nd Essex Pearson Education 1998 2002 xv,295p. 25cm Geography Information systems Cornelius, Sarah Carver, Steve L 54596 54596 0 0 0 0 LEN MKDL MKDL LEN 2012-05-08 1 910.285HEY 65742 2025-09-11 00:00:00 2025-07-24 0.00 2016-10-31 L