 Conjectures and Refutations: The Growth of Scientific Knowledge (Routledge Classics) by Karl Popper, 20020809
 Conjectures of a Guilty Bystander by Thomas Merton, 19680209
 The Poincare Conjecture: In Search of the Shape of the Universe by Donal O'Shea, 20071226
 Uncle Petros and Goldbach's Conjecture: A Novel of Mathematical Obsession by Apostolos Doxiadis, 20010203
 Ricci Flow and the Poincare Conjecture (Clay Mathematics Monographs) by John Morgan, Gang Tian, 20070814
 Ladies: A Conjecture of Personalities by Feather Schwartz Foster, 20030805
 Mathematical Reasoning: Patterns, Problems, Conjectures, and Proofs by Raymond Nickerson, 20091223
 Intellectual Life and the American South, 18101860: An Abridged Edition of Conjectures of Order by Michael O'Brien, 20100601
 The Science of Conjecture: Evidence and Probability before Pascal by James Franklin, 20020723
 A Survey of the Hodge Conjecture (Crm Monograph Series) by James D. Lewis, 19990423
 Proofs and Confirmations: The Story of the AlternatingSign Matrix Conjecture (Spectrum) by David M. Bressoud, 19990813
 Kepler's Conjecture: How Some of the Greatest Minds in History Helped Solve One of the Oldest Math Problems in the World by George G. Szpiro, 20030117
 The Smith conjecture, Volume 112 (Pure and Applied Mathematics)
 Proof, Logic, and Conjecture: The Mathematician's Toolbox by Robert S. Wolf, 19981215
