Upadhyay, A.K., Railway Bridges and Tunnels By A.K. Upadhyay - 1st ed. - New Delhi: S.K. Kataria, 2013. - 244p.: 24cm. ISBN: 9789350142899 Subjects--Topical Terms: Engineering of railroads & roadsRailwaysBridgesTunnels Dewey Class. No.: 625.10092