APA (7e ed.) Bronvermelding

Não informado. (1946). Graphic Arts Abstracts. Graphic Arts Technical Foundation.

Chicago (17e ed.) Bronvermelding

Não informado. Graphic Arts Abstracts. Pittsburgh, Pa: Graphic Arts Technical Foundation, 1946.

MLA (8e ed.) Bronvermelding

Não informado. Graphic Arts Abstracts. Graphic Arts Technical Foundation, 1946.

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