Some mathematical books I like (in alphabetical order by author).

Alon, N., **The Probabilistic Method**, John Wiley & Sons, 3rd Edition, 2008

Barbeau, E. J., **Polynomials**, Springer, 2003

Benjamin, A. T., **Proofs that really Count**, MAA, 2003

Biggs, N., **Algebraic Graph Theory**, Cambridge University Press, 2nd Edition, 1996

Bondy, J. A., **Graph Theory**, Springer, 2008

Capobianco, M., **Examples and Counterexamples in Graph Theory**, Elsevier North-Holland, 1978

Chung, F., **Erdos on Graphs**, A K Peters, 1998

Conway, D., **On Quaternions and Octonions**, A K Peters, 2003

Conway, H. J., **The Symmetries of Things**, A K Peters, 2008

Courant, R., **What is Mathematics?**, Oxford University Press, 2nd Edition, 1996

Courant, R., **Introduction to Calculus and Analysis I**, Springer, 1989

Diestel, R., **Graph Theory**, Springer, 4th Edition, 2012

Eves, H. W., **Foundations and Fundamental Concepts of Mathematics**, Dover Publications Inc., 3rd Edition, 1990

Godsil, C., **Algebraic Graph Theory**, Springer, 2001

Graham, R. L., **Concrete Mathematics**, Addison-Wesley, 3nd Edition, 1994

Graham, R. L., **Handbook of Combinatorics**, MIT Press, 1995

Gross, J. L., **Handbook of Graph Theory**, CRC, 2004

Hartsfield, N., **Pearls in Graph Theory**, Dover, 2003

Jensen, T. R., **Graph Coloring Problems**, John Wiley \& Sons, 1995

Lovasz, L., **Matching Theory**, AMS, 2009

Lovasz, L., **Combinatorial Problems and Exercises**, AMS, 4nd Edition, 2007

Polya, G., **How to Solve It**, Princeton University Press, 2nd Edition, 1985

Polya, G., **Mathematics and Plausible Reasoning**, Princeton University Press, 1990

Tutte, W. T., **Graph Theory as I Have Known It**, Oxford University Press, 1998

Velleman, D. J., **How to Prove It**, Cambridge University Press, 2nd Edition, 2006

Wilf, H. S., **Generatingfunctionology**, A K Peters, 3rd Edition, 2006

Some other books I like (again in alphabetical order by author).

Bennett, J., **A Philosophical Guide to Conditionals**, Oxford University Press, 2003

Dummett, M., **Elements of Intuitionism**, Oxford University Press, 2nd Edition, 2005

Nagel, E., **Godel's Proof**, New York University Press, 2001

Priest, G., **Logic**, Oxford University Press, 2000

Priest, G., **Towards Non-Being**, Oxford University Press, 2005

Priest, G., **Beyond the Limits of Thought**, Oxford University Press, 2006

Priest, G., **In Contradiction**, Oxford University Press, 2nd Edition, 2006

Priest, G., **The Law of Non-Contradiction**, Oxford University Press, 2006

Priest, G., **An Introduction to Non-Classical Logic**, Cambridge University Press, 2nd Edition, 2008

Priest, G., **Doubt Truth to be a Liar**, Oxford University Press, 2008

Shapiro, S., **The Oxford Handbook of Philosophy of Mathematics and Logic**, Oxford University Press, 2007

Walton, D., **Informal Logic**, Cambridge University Press, 2nd Edition, 2008