APA (7th ed.) Citation

Shirer, W. L. (1976). 20th century journey: A memoir of a life and the times. Simon and Schuster.

Chicago Style (17th ed.) Citation

Shirer, William L. 20th Century Journey: A Memoir of a Life and the Times. New York: Simon and Schuster, 1976.

MLA (9th ed.) Citation

Shirer, William L. 20th Century Journey: A Memoir of a Life and the Times. Simon and Schuster, 1976.