TY  - BOOK
AU  - Subramanian, R
TI  - Surveying and levelling 
SN  - 9780195684247
U1  - 526.3 
PY  - 2007/// (2010 8th impression )
CY  - New Delhi
PB  - Oxford University Press 
KW  - Surveying
KW  - Leveling
KW  - Building sites
KW  - Instruments
ER  -