Citação norma APA

(1976). Electrical and electronics graphic symbols and reference designations. Institute of Electrical and Electronics Engineers.

Citação norma Chicago

Electrical and Electronics Graphic Symbols and Reference Designations. New York, NY: Institute of Electrical and Electronics Engineers, 1976.

Citação norma MLA

Electrical and Electronics Graphic Symbols and Reference Designations. Institute of Electrical and Electronics Engineers, 1976.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.