TY  - BOOK
AU  - Basak, N. N.
TI  - Surveying and Levelling / 
SN  - 007460399x
U1  - 526.9 
PY  - 1994///
CY  - .- New Delhi
PB  - : Tata McGraw Hill Publishing Company Limited
KW  - Astronomy and allied sciences
KW  - Pure Sciences
KW  - Surveying
KW  - Levelling
ER  -