Klehr, Harvey. The Heyday of American Communism: The Depression Decade. New York: Basic Books, 1984.
Klehr, Harvey, John Earl Haynes, and Fridrikh Igorevich Firsov, The Secret World of American Communism. New Haven, CT: Yale University Press, 1995.
Kragh, Helge. Quantum Generations: A History of Physics in the Twentieth Century. Princeton, NJ: Princeton University Press, 1999.
Kraut, Benny. From Reform Judaism to Ethical Culture: The Religious Evolution of Felix Adler. Cincinnati, OH: Hebrew Union College Press, 1979.
Kunetka, James W. City of Fire: Los Alamos and the Birth of the Atomic Age, 1943–1945. Englewood Cliffs, NJ: Prentice-Hall, 1978.
–—. Oppenheimer: The Years of Risk. Englewood Cliffs, NJ: Prentice-Hall, 1982.
Kuznick, Peter. Beyond the Laboratory: Scientists as Political Activists in 1930s America. Chicago: University of Chicago Press, 1987.
Lamont, Lansing. Day of Trinity. New York: Atheneum, 1985.
Lanouette, William, with Bela Silard. Genius in the Shadows: A Biography of Leo Szilard, the Man Behind the Bomb. New York: Charles Scribner’s Sons, 1992.
Larrowe, Charles P. Harry Bridges: The Rise and Fall of Radical Labor in the U. S. New York: Independent Publications Group, 1977.
Lawren, William. The General and the Bomb: A Biography of General Leslie R. Groves, Director of the Manhattan Project. New York: Dodd, Mead & Co., 1988.
Leffler, Melvyn P. A Preponderance of Power: National Security, the Truman Administration, and the Cold War. Stanford, CA: Stanford University Press, 1992.
Lewis, Richard, and Jane Wilson, eds. Alamogordo Plus Twenty-five Years. New York: Viking Press, 1971.
Libby, Leona Marshall. The Uranium People. New York: Crane, Russak & Co., 1979.
Lieberman, Joseph I. The Scorpion and the Tarantula: The Struggle to Control Atomic Weapons, 1945–1949. New York: Houghton Mifflin, 1970.
Lilienthal, David E. The Journals of David E. Lilienthal. Vol. 2, The Atomic Energy Years, 1945–1950. New York: Harper & Row, 1964.
–—. The Journals of David E. Lilienthal. Vol. 3, Venturesome Years, 1950–1955. New York: Harper & Row, 1966.
–—. The Journals of David E. Lilienthal. Vol. 4, The Road to Change, 1955–1959. New York: Harper & Row, 1969.
–—. The Journals of David E. Lilienthal. Vol. 5, The Harvest Years, 1959–1963. New York: Harper & Row, 1971.
–—. The Journals of David E. Lilienthal. Vol. 6, Creativity and Conflict, 1964–1967. New York: Harper & Row, 1976.
Madsen, Axel. Malraux: A Biography. New York: William Morrow & Co., 1976.
Marbury, William L. In the Catbird Seat. Baltimore: Maryland Historical Society, 1988.
Mayers, David. George Kennan and the Dilemmas of US Foreign Policy. New York: Oxford University Press, 1988.
McGrath, Patrick J. Scientists, Business, and the State, 1890–1960: Chapel Hill, NC: University of North Carolina Press, 2002.
McMillan, Priscilla J. The Ruin of J. Robert Oppenheimer and the Birth of the Modern Arms Race. New York: Viking, 2005.
Merriman, Marion, and Warren Lerude. American Commander in Spain: Robert Hale Merriam and the Abraham Lincoln Brigade. Reno, NV: University of Nevada Press, 1986.
Merry, Robert W. Taking on the World: Joseph and Stewart Alsop – Guardians of the American Century. New York: Viking Press, 1996.
Michelmore, Peter. The Swift Years: The Robert Oppenheimer Story. New York: Dodd, Mead & Co., 1969.
Miller, Barbara Stoler, trans. Bhartrihari: Poems. New York: Columbia University Press, 1967.
