APA (7e ed.) Bronvermelding

Não informado. (1969). Screen printing. Signs of the Times Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Screen Printing. Cincinnati, Ohio: Signs of the Times Publishing, 1969.

MLA (8e ed.) Bronvermelding

Não informado. Screen Printing. Signs of the Times Publishing, 1969.

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