APA Citatie

Great Britain. Her Majestry's Stationery Office. (1961). Modern computing methods/2e (2nd ed.). Her Majestry's stationery office.

Chicago Style citaat

Great Britain. Her Majestry's Stationery Office. Modern Computing Methods/2e. 2nd ed. London: Her Majestry's stationery office, 1961.

MLA citatie

Great Britain. Her Majestry's Stationery Office. Modern Computing Methods/2e. 2nd ed. Her Majestry's stationery office, 1961.