TY  - BOOK
AU  - Nayar,N. B.
TI  - Encyclopedia of surveying,mapping and remote sensing
SN  - 81-7033-310-6
U1  - 526 
PY  - 1996///
CY  - Jaipur
PB  - Rawal publication
KW  - Geography
KW  - Mathematical geography, serveying
ER  -