TY  - BOOK
AU  - DUGGAL, S K
TI  - Surveying V- 1
SN  - 9780070151376
U1  - 526.9 
PY  - 2009///
CY  - New Delhi
PB  - Tata McGraw-Hill
KW  -  CIVIL ENGINEERING
KW  - SURVEYING
ER  -