Einstein, A. (1956). Out of my later years: The scientist, philosopher, and man portrayed through his own words. New York: Wings books.
Chicago-tyylinen lähdeviittausEinstein, Albert. Out of My Later Years: The Scientist, Philosopher, and Man Portrayed Through His Own Words. New York: Wings books, 1956.
MLA-viiteEinstein, Albert. Out of My Later Years: The Scientist, Philosopher, and Man Portrayed Through His Own Words. New York: Wings books, 1956.
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