Harmon, John E. The Design and implementation of geographic information systems/ John E. Harmon and Steven J. Anderson - Hoboken, N.J. : John Wiley, c2003 - viii, 264p. : ill. maps; 24cm. Includes bibliographical references and index ISBN: 0471204889 $ 79.95 Subjects--Topical Terms: Geographic information systems Dewey Class. No.: 910.285