Lipschutz, S. (1997). Schaum's outline of theory and problems of discrete mathematics. New York: McGraw-Hill.
Trích dẫn kiểu ChicagoLipschutz, Seymour. Schaum's Outline of Theory and Problems of Discrete Mathematics. New York: McGraw-Hill, 1997.
Deismireacht MLALipschutz, Seymour. Schaum's Outline of Theory and Problems of Discrete Mathematics. New York: McGraw-Hill, 1997.
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