ISBN 9780691048499 books & textbook
The Collected Papers of Albert Einstein, Volume 8: The Berlin Years: Correspondence, 1914-1918 (Original texts)
Einstein, Albert Schulmann, Robert Kox, A. J. Janssen, Michel Illy, József
Princeton University Press /1998-11-09 Hardcover / 1200 Pages
isbn-10: 0691048495 / isbn-13: 9780691048499
