TY  - BOOK
AU  - Gupta,B.L.
AU  - Gupta,Amit
TI  - Roads, Railways, Bridges, Tunnels and Harbour Dock Engineering
SN  - 8180140091
U1  - 625.1 21
PY  - 2017///, 2003
CY  - New Delhi
PB  - Standard Pub.
KW  - Railroad engineering
ER  -