Johnsonbaugh, R. (1993). Discrete mathematics (3rd ed.). Macmillan.
Cita Chicago (17th ed.)Johnsonbaugh, Richard. Discrete Mathematics. 3rd ed. New York: Macmillan, 1993.
Cita MLA (9th ed.)Johnsonbaugh, Richard. Discrete Mathematics. 3rd ed. Macmillan, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.