Johnsonbaugh, R. (2005). Discrete mathematics. Upper Saddle River, N.J. : Pearson/Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Johnsonbaugh, Richard. Discrete Mathematics. Upper Saddle River, N.J. : Pearson/Prentice Hall, 2005.
Lua MLA (9ú heag.)Johnsonbaugh, Richard. Discrete Mathematics. Upper Saddle River, N.J. : Pearson/Prentice Hall, 2005.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.