Bibliografia principal:
1- Peter J. Cameron, Notes on Combinatorics, 2013.
2- Peter J. Cameron, Combinatorics: Topics, Techniques, Algorithms (2nd edition), Cambridge University Press, 1996.
3- Brian A. Davey, Hilary A. Priestley, Introduction to Lattices and Order, Cambridge University Press, 2002.
4- Norman Biggs, Discrete Mathematics (2nd edition), Oxford University Press, 2002.
5- Bela Bollobas, Modern Graph Theory, Springer-Verlag, 2002.
6- Domingos M. Cardoso, J. Szymanski, Mohammad Rostami, Matemática Discreta Combinatória, Teoria dos Grafos e Algoritmos, Escolar Editora, 2008