 Counterexamples in Analysis by Bernard R. Gelbaum |  Mathematical Analysis by Tom M. Apostol |  Real and Complex Analysis by Walter Rudin |  What Is Mathematics? An Elementary Approach to Ideas and Methods by Richard Courant |  The Mathematical Universe by William Dunham |  An Introduction to Mathematics by Alfred North Whitehead |  How to Cut a Cake by Ian Stewart |  Calculus On Manifolds by Michael Spivak |  Letters to a Young Mathematician by Ian Stewart |  Murderous Maths by Kjartan Poskitt |  Fractals, Googols, and Other Mathematical Tales by Theoni Pappas |  Complex Analysis by Lars V. Ahlfors |  The Mathematical Tourist by Ivars Peterson |  Mathematics by Timothy Gowers |  The Grapes of Math by Alex Bellos |  An Introduction to the Theory of Numbers by G. H. Hardy |  Math for Smarty Pants by Marilyn Burns |  The Beauty of Fractals by Heinz-Otto Peitgen |  A Course of Pure Mathematics by G. H. Hardy |  Speed Mathematics by Bill Handley |