Johnsonbaugh, R. (2005). Discrete mathematics. New Jersey: Pearson Prentice Hall.
Trích dẫn kiểu ChicagoJohnsonbaugh, Richard. Discrete Mathematics. New Jersey: Pearson Prentice Hall, 2005.
Deismireacht MLAJohnsonbaugh, Richard. Discrete Mathematics. New Jersey: Pearson Prentice Hall, 2005.
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