APA (7e ed.) Bronvermelding

Não informado. (1978). Chief executive monthly. Morgan Grampian.

Chicago (17e ed.) Bronvermelding

Não informado. Chief Executive Monthly. London: Morgan Grampian, 1978.

MLA (8e ed.) Bronvermelding

Não informado. Chief Executive Monthly. Morgan Grampian, 1978.

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