TY  - BOOK
AU  - Punmia, B. C.
TI  - Surveying
SN  - 81-7008-054-1
U1  - 526.9 
PY  - 1992///
CY  - New Delhi
PB  - Laxmi
KW  - Astronomy
KW  - Feild astronomy
KW  - Photogrammetric surveying
ER  -