International Conference on Gas Discharges London, England, Institution of Electrical Engineers, London. Joint Professional Group J3, Institute of Electrical and Electronics Engineers (U.S.). United Kingdom and Republic of Ireland Section, & Institute of Physics and the Physical Society (Great Britain). (1970). International Conference on Gas Discharges, 15-18 September 1970. Institution of Electrical Engineers.
Lua i Stíl Chicago (17ú heag.)International Conference on Gas Discharges London, England, London. Joint Professional Group J3 Institution of Electrical Engineers, Institute of Electrical and Electronics Engineers (U.S.). United Kingdom and Republic of Ireland Section, agus Institute of Physics and the Physical Society (Great Britain). International Conference on Gas Discharges, 15-18 September 1970. London: Institution of Electrical Engineers, 1970.
Lua MLA (8ú heag.)International Conference on Gas Discharges London, England, et al. International Conference on Gas Discharges, 15-18 September 1970. Institution of Electrical Engineers, 1970.