APA (7e ed.) Bronvermelding

Não informado. (1991). Economic & Financial Computing. European Economics and Financial Centre.

Chicago (17e ed.) Bronvermelding

Não informado. Economic & Financial Computing. London: European Economics and Financial Centre, 1991.

MLA (8e ed.) Bronvermelding

Não informado. Economic & Financial Computing. European Economics and Financial Centre, 1991.

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