APA

Indian Roads Congress, . (1976). Guidelines for the design of flexible pavements. New Delhi: Indian Roads Congress.

Chicago

Indian Roads Congress, . 1976. Guidelines for the design of flexible pavements. New Delhi: Indian Roads Congress.

Harvard

Indian Roads Congress, . (1976). Guidelines for the design of flexible pavements. New Delhi: Indian Roads Congress.

MLA

Indian Roads Congress, . Guidelines for the design of flexible pavements. New Delhi: Indian Roads Congress. 1976.