TY  - BOOK
AU  - Punmia, B.C.
TI  - Surveying. Vol. I, Ed.17
SN  - 9788170088530-0540
U1  - 624:528.4 
PY  - 2018///
CY  - New Delhi
PB  - Laxmi
KW  - Surveying
ER  -