TY  - BOOK
AU  - Guptta, B. L.
AU  - Gupta, Amit
TI  - Bhukamp abhiuantriki
SN  - 8180141187
U1  - 624.1762 
PY  - 2009///
CY  - New Delhi
PB  - Standard Publishers Distributors
KW  - 1. Civil engineering
KW  - 2.Environmental Engineering
ER  -