APA (7e ed.) Bronvermelding

Não informado. (1967). Welding research news. Welding Research Council.

Chicago (17e ed.) Bronvermelding

Não informado. Welding Research News. New York: Welding Research Council, 1967.

MLA (8e ed.) Bronvermelding

Não informado. Welding Research News. Welding Research Council, 1967.

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