APA (7th ed.) Citation

Upadhyay, A. K. (2013). Railways bridges and tunnels. S. K. Kataria & Sons.

Chicago Style (17th ed.) Citation

Upadhyay, A. K. Railways Bridges and Tunnels. New Delhi: S. K. Kataria & Sons, 2013.

MLA (9th ed.) Citation

Upadhyay, A. K. Railways Bridges and Tunnels. S. K. Kataria & Sons, 2013.

Warning: These citations may not always be 100% accurate.