Não informado. (1966). Electrical and Electronics Abstracts. Institution of Electrical Engineers.
Chicago (17e ed.) BronvermeldingNão informado. Electrical and Electronics Abstracts. London: Institution of Electrical Engineers, 1966.
MLA (8e ed.) BronvermeldingNão informado. Electrical and Electronics Abstracts. Institution of Electrical Engineers, 1966.
Let op: Deze citaties zijn niet altijd 100% accuraat.