APA (7e ed.) Bronvermelding

Não informado. (1950). Operational Research Quarterly. Operational Research Club.

Chicago (17e ed.) Bronvermelding

Não informado. Operational Research Quarterly. London: Operational Research Club, 1950.

MLA (8e ed.) Bronvermelding

Não informado. Operational Research Quarterly. Operational Research Club, 1950.

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