TY  - BOOK
AU  - Chang, Kang-Tsung
TI  - Introduction to geographic information systems
SN  - 9780077294366
SN  - 200802892
U1  - 910.285 CHA 
PY  - 2010///
CY  - New York
PB  - McGraw-Hill
KW  - Geographic information systems
N1  - Includes bibliographical references and index
ER  -