TY  - BOOK
AU  - DUGGAL, S. K.
TI  - SURVEYING VOL 2
SN  - 0070534713
U1  - 526.9/DUG-2 
PY  - 2005///
CY  - NEW DELHI.
PB  - TATA MCGRAW HILL CO LTD., NEW DELHI.
ER  -