TY  - BOOK
AU  - Chang,Kang-tsung
TI  - Introduction to geographical information systems
SN  - 9780070658981
U1  - 910.285 22
PY  - 2008///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  - Geographic information systems
N1  - Includes index
ER  -