The Broken Dice and Other Mathematical Tales of Chance
Ivar Ekeland (Carol Volk, trans.)
University of Chicago Press, October 1993
Also available in hardback.

Order Out of Chaos
Ilya Prigogine and Isabelle Stengers
Bantam Books, November 1986
(orig. in French as "Le Nouvelle Alliance", 1979)

Chaos: Making a New Science
James Gleick
Penguin USA, December 1988

Infinity and the Mind: The Science and Philosophy of the Infinite
Rudy Rucker
Princeton University Press, May 1995
(orig. May 1982)

Parallel Universes: the Search for Other Worlds
Fred Alan Wolf
Touchstone Books, February 1990