JOHNSONBAUGH RICHARD. (1989). DISCRETE MATHEMATICS. MACMILLAN.
Cita Chicago (17th ed.)JOHNSONBAUGH RICHARD. DISCRETE MATHEMATICS. LONDON: MACMILLAN, 1989.
Cita MLA (9th ed.)JOHNSONBAUGH RICHARD. DISCRETE MATHEMATICS. MACMILLAN, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.