General Electric Company (Great Britain). (2019). GEC Engineering. General Electric Company.
Citação do estilo Chicago (17ª ed.)General Electric Company (Great Britain). GEC Engineering. London: General Electric Company, 2019.
Citação MLA (8ª ed.)General Electric Company (Great Britain). GEC Engineering. General Electric Company, 2019.
警告：这些引文格式不一定是100％准确.