TY  - BOOK
AU  - Punmia ,B.C.
AU  - Jain ,Ashok K.
TI  - Surveying vol.1 /16th ed
SN  - 8170088534
U1  - 624:528.4 
PY  - 2005///
CY  - Bangalore
PB  - Laxmi publications
KW  - Levelling
KW  - CE 402
KW  - 624:528.4
ER  -