APA (7th ed.) Citation

Böhme, H. (1971). The foundation of the German Empire: Select documents. Oxford University Press.

Chicago Style (17th ed.) Citation

Böhme, Helmut. The Foundation of the German Empire: Select Documents. London: Oxford University Press, 1971.

MLA (9th ed.) Citation

Böhme, Helmut. The Foundation of the German Empire: Select Documents. Oxford University Press, 1971.