APA
, Indian standards institution, . (1981). Code of practice for design of cross drainage works:part-2 specific requirements section-5,IS:7784-1980. New Delhi: Indian standards institution.
Chicago
, Indian standards institution, . 1981. Code of practice for design of cross drainage works:part-2 specific requirements section-5,IS:7784-1980. New Delhi: Indian standards institution.
Harvard
, Indian standards institution, . (1981). Code of practice for design of cross drainage works:part-2 specific requirements section-5,IS:7784-1980. New Delhi: Indian standards institution.
MLA
, Indian standards institution, . Code of practice for design of cross drainage works:part-2 specific requirements section-5,IS:7784-1980. New Delhi: Indian standards institution. 1981.
