TY  - BOOK
AU  - Guptta, B. L.
AU  - Gupta, Amit
TI  - Unchya surveshan
SN  - 8180141690
U1  -  621.3678 
PY  - 2011///
CY  - New Delhi
PB  - Standard Publishers Distributors
KW  - 1.Civil Engineering
ER  -