APA (7th ed.) Citation

Koch, H. W. (1984). A constitutional history of Germany in the nineteenth and twentieth centuries. Longman.

Chicago Style (17th ed.) Citation

Koch, H. W. A Constitutional History of Germany in the Nineteenth and Twentieth Centuries. London [etc.]: Longman, 1984.

MLA (9th ed.) Citation

Koch, H. W. A Constitutional History of Germany in the Nineteenth and Twentieth Centuries. Longman, 1984.