Balakrishnan, V. K. (1991). Introductory discrete mathematics. Prentice Hall International.
Cita Chicago (17th ed.)Balakrishnan, V. K. Introductory Discrete Mathematics. Englewood Cliffs, N.J: Prentice Hall International, 1991.
Cita MLA (9th ed.)Balakrishnan, V. K. Introductory Discrete Mathematics. Prentice Hall International, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.