TY  - BOOK
AU  - GUPTA,B.L
AU  - GUPTA,AMIT
TI  - TEXTBOOK OF ROAD, RAILWAY, BRIDGE AND TUNNEL ENGINEERING / 
U1  - 623.6 
PY  - 1991///
CY  - [S.N] : 
PB  - STANDARD PUBLISHERS DISTRIBUTORS ، 
KW  - CIVIL ENGINEERING
KW  - ROADS
KW  - RAILWAYS
KW  - BRIDGES, ENGINEERING
KW  - TUNNELS, ENGINEERING
ER  -