TY  - BOOK
AU  - R.Agor
TI  - A Textbook of Surveying and Levelling
SN  - 9788174092359
U1  - 526.9 
PY  - 2015///
CY  - New Delhi
PB  - Khanna Pub.
KW  - Civil
N1  - Quantity Number:  5
ER  -