TY  - BOOK
AU  - Duggal, S K.,
TI  - Surveying
SN  - 9353167507 
AV  - TA545 .D84 2019
U1  - 526.9 
PY  - 2019///
CY  - Chennai, India
PB  - McGraw Hill Education (India) Private Limited
KW  - Surveying
N1  - Includes index
ER  -