APA (7e ed.) Bronvermelding

Não informado. (1970). Apl Quote Quad. Association for Computing Machinery.

Chicago (17e ed.) Bronvermelding

Não informado. Apl Quote Quad. New York: Association for Computing Machinery, 1970.

MLA (8e ed.) Bronvermelding

Não informado. Apl Quote Quad. Association for Computing Machinery, 1970.

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