APA

Indian Roads Congress. Special Publication 23, . (1983). Vertical curves for highways. New Delhi: Indian Roads Congress. Special Publication 23.

Chicago

Indian Roads Congress. Special Publication 23, . 1983. Vertical curves for highways. New Delhi: Indian Roads Congress. Special Publication 23.

Harvard

Indian Roads Congress. Special Publication 23, . (1983). Vertical curves for highways. New Delhi: Indian Roads Congress. Special Publication 23.

MLA

Indian Roads Congress. Special Publication 23, . Vertical curves for highways. New Delhi: Indian Roads Congress. Special Publication 23. 1983.