APA (7e ed.) Bronvermelding

Cobb, S. (1971). The frequency of the rheumatic diseases. Harvard University Press.

Chicago (17e ed.) Bronvermelding

Cobb, Sidney. The Frequency of the Rheumatic Diseases. Cambridge: Harvard University Press, 1971.

MLA (8e ed.) Bronvermelding

Cobb, Sidney. The Frequency of the Rheumatic Diseases. Harvard University Press, 1971.

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