Não informado. (1987). Power Engineering Journal. Institution of Electrical Engineers.
Cita Chicago Style (17a ed.)Não informado. Power Engineering Journal. Herts, Inglaterra: Institution of Electrical Engineers, 1987.
Cita MLA (8a ed.)Não informado. Power Engineering Journal. Institution of Electrical Engineers, 1987.
Precaución: Estas citas no son 100% exactas.