TY  - BOOK
AU  - RAO, R. RAM MOHAN.
AU  - SHARIEFF, AFZAL.
TI  - GEOGRAPHIC INFORMATION SYSTEM
U1  - 910.15342 RAO 
PY  - 1996///
CY  - NEW DELHI
PB  - S.CHAND & COMPANY
KW  - Geographical Thought
ER  -