Lipschutz, S., & Lipson, M. (1992). 2000 solved problems in discrete mathematics. Tata McGraw-Hill.
Cita Chicago (17th ed.)Lipschutz, Seymour, i Marc Lipson. 2000 Solved Problems in Discrete Mathematics. New York ; New Delhi: Tata McGraw-Hill, 1992.
Cita MLA (8th ed.)Lipschutz, Seymour, i Marc Lipson. 2000 Solved Problems in Discrete Mathematics. Tata McGraw-Hill, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.