TY  - BOOK
AU  - Punmia,B.C.
AU  - JAIN,ASHOK K.
TI  - SURVEYING VOL.I
SN  - 9788170088530
U1  - 627.131 
PY  - 2009///
CY  - NEW DELHI
PB  - Laxmi Publication
KW  - surveying
ER  -