Johnsonbaugh, R. (1997). Introduction to discrete mathematics (4th ed.). Prentice Hall.
Chicago Style aipamenaJohnsonbaugh, Richard. Introduction to Discrete Mathematics. 4th ed. Upper Saddle River, N.J: Prentice Hall, 1997.
MLA aipamenaJohnsonbaugh, Richard. Introduction to Discrete Mathematics. 4th ed. Prentice Hall, 1997.
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