APA (7th ed.) Citation

Great Britain. Ministry of Transport, Great Britain. Scottish Development Department, & Great Britain. Welsh Office. (1969). Specification for road and bridge works. H.M.S.O..

Chicago Style (17th ed.) Citation

Great Britain. Ministry of Transport, Great Britain. Scottish Development Department, and Great Britain. Welsh Office. Specification for Road and Bridge Works. London: H.M.S.O., 1969.

MLA (9th ed.) Citation

Great Britain. Ministry of Transport, et al. Specification for Road and Bridge Works. H.M.S.O., 1969.