TY  - BOOK
AU  - DeMers, Michael N.
TI  - Fundamentals of geographic information systems
SN  - 9780470129067
U1  - 910.285 
PY  - 2009///
CY  - New Jersey
PB  - John Wiley
KW  - Geographic information systems
KW  -  Textbooks
N1  - Includes bibliographical references and index
ER  -