APA (7th ed.) Citation

Klemperer, V. (1999). I will bear witness 1933 - 1941: A diary of the Nazi Years. The Modern Library.

Chicago Style (17th ed.) Citation

Klemperer, Victor. I Will Bear Witness 1933 - 1941: A Diary of the Nazi Years. New York: The Modern Library, 1999.

MLA (8th ed.) Citation

Klemperer, Victor. I Will Bear Witness 1933 - 1941: A Diary of the Nazi Years. The Modern Library, 1999.