APA (7th ed.) Citation

Friedrich, O. (1972). Before the deluge: A portrait of Berlin in the 1920's ([1st ed.].). Harper & Row.

Chicago Style (17th ed.) Citation

Friedrich, Otto. Before the Deluge: A Portrait of Berlin in the 1920's. [1st ed.]. New York: Harper & Row, 1972.

MLA (9th ed.) Citation

Friedrich, Otto. Before the Deluge: A Portrait of Berlin in the 1920's. [1st ed.]. Harper & Row, 1972.