TY  - GEN
AU  - Basak, N.N.
TI  - Surveying and leveling
SN  - 9780074603994
U1  - 526.9 
PY  - 1994///
CY  - New Delhi
PB  - Tata McGraw - Hill
KW  - Surveying
KW  - Astronomy and allied sciences
KW  - Mathematical geography
ER  -