John von Neumann's remarks as keynote speaker at the first national meeting of the Association for Computing Machinery (1947) as quoted in "Archaeology of computers: Reminiscences, 1945-1947" by Franz L. Alt, Communications of the ACM, Volume 15, Issue 7, special issue: Twenty-fifth anniversary of the Association for Computing Machinery (p. 694), July 1972.

Attributed to John von Neumann by Enrico Fermi in "A meeting with Enrico Fermi" by Freeman Dyson in "Nature", Issue 427 (p. 297), www.nature.com. January 22, 2004.

"John Von Neumann: The Scientific Genius Who Pioneered the Modern Computer, Game Theory, Nuclear Deterrence and Much More". Book by Norman Macrae, 1992.

"The Role of Mathematics in the Sciences and in Society". John von Neumann's address to Princeton alumni (1954) as quoted in "John von Neumann: Collected Works" edited by A. H. Taub, 1963.

"Various techniques used in connection with random digits" by John von Neumann in "Monte Carlo Method" edited by A.S. Householder, G.E. Forsythe and H.H. Germond, 1951.