APA (7e ed.) Bronvermelding

Não informado. (1969). International Journal of Nondestructive Testing. Gordon and Breach.

Chicago (17e ed.) Bronvermelding

Não informado. International Journal of Nondestructive Testing. New York: Gordon and Breach, 1969.

MLA (8e ed.) Bronvermelding

Não informado. International Journal of Nondestructive Testing. Gordon and Breach, 1969.

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