Johnsonbaugh, R. (2009). Discrete mathematics (6th ed.). Upper Saddle River, N.J.: Pearson Prentice Hall.
Trích dẫn kiểu ChicagoJohnsonbaugh, Richard. Discrete Mathematics. 6th ed. Upper Saddle River, N.J.: Pearson Prentice Hall, 2009.
ציטוט MLAJohnsonbaugh, Richard. Discrete Mathematics. 6th ed. Upper Saddle River, N.J.: Pearson Prentice Hall, 2009.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.