APA (7e ed.) Bronvermelding

Comfort, R. A. (1966). Revolutionary Hamburg: Labor politics in the early Weimar Republic. Stanford University Press.

Chicago (17e ed.) Bronvermelding

Comfort, Richard A. Revolutionary Hamburg: Labor Politics in the Early Weimar Republic. Standford, Calif: Stanford University Press, 1966.

MLA (9e ed.) Bronvermelding

Comfort, Richard A. Revolutionary Hamburg: Labor Politics in the Early Weimar Republic. Stanford University Press, 1966.