TY  - BOOK
AU  - Burrough, Peter A.
AU  -  McDonnell, Rachael A.
AU  - Lloyd, Christopher D. 
TI  - Principles of geographical information systems
SN  - 9780198748618
U1  - 910.285 
PY  - 2017///
CY  - New Delhi 
PB  - Oxford University Press
N1  - It include bibliography and index; Online Resources for teachers and students
ER  -