APA (7e ed.) Bronvermelding

Não informado. (1954). Communications and electronics. Heywood.

Chicago (17e ed.) Bronvermelding

Não informado. Communications and Electronics. London: Heywood, 1954.

MLA (8e ed.) Bronvermelding

Não informado. Communications and Electronics. Heywood, 1954.

Let op: Deze citaties zijn niet altijd 100% accuraat.