APA (7e ed.) Bronvermelding

James, H. (2012). Krupp: A history of the legendary German firm. Princeton University Press.

Chicago (17e ed.) Bronvermelding

James, Harold. Krupp: A History of the Legendary German Firm. Princeton: Princeton University Press, 2012.

MLA (9e ed.) Bronvermelding

James, Harold. Krupp: A History of the Legendary German Firm. Princeton University Press, 2012.