TY  - BOOK
AU  - Duggal, S. K.
TI  - Surveying:  Vol I
SN  - 9781259028991
U1  - 526.9DUG 
PY  - 2014///
CY  - New Delhi
PB  - McGraw Hill
KW  - Surveying
UR  - http://10.10.170.122:8080/browse/book/22881
ER  -