TY  - BOOK
AU  - Chang,Kang- Tsung
TI  - Introduction to geographic information systems
SN  - 978-981-4636-21-6
AV  - G70.212 .C4735 
PY  - 2016///
CY  - New York: 
PB  - Mc-Graw Hill Education, 
KW  - Geographical information systems
N1  - Includes index
ER  -