APA (7th ed.) Citation

Carr, W. (1991). A history of Germany: 1815 - 1990 (4. ed.). Arnold.

Chicago Style (17th ed.) Citation

Carr, William. A History of Germany: 1815 - 1990. 4. ed. London u.a: Arnold, 1991.

MLA (9th ed.) Citation

Carr, William. A History of Germany: 1815 - 1990. 4. ed. Arnold, 1991.