APA (7th ed.) Citation

Great Britain. General Register Office. (1965). Census 1961, England and Wales, occupation and industry: National summary tables. H.M.S.O..

Chicago Style (17th ed.) Citation

Great Britain. General Register Office. Census 1961, England and Wales, Occupation and Industry: National Summary Tables. London: H.M.S.O., 1965.

MLA (9th ed.) Citation

Great Britain. General Register Office. Census 1961, England and Wales, Occupation and Industry: National Summary Tables. H.M.S.O., 1965.