APA (7e ed.) Bronvermelding

(1951). Career: The annual guide to business opportunities ([Midwest ed.].). s.n.

Chicago (17e ed.) Bronvermelding

Career: The Annual Guide to Business Opportunities. [Midwest ed.]. [Chicago: s.n, 1951.

MLA (9e ed.) Bronvermelding

Career: The Annual Guide to Business Opportunities. [Midwest ed.]. s.n, 1951.

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