Johnsonbaugh, R. Discrete mathematics. Pearson: Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Johnsonbaugh, Richard. Discrete Mathematics. Pearson: Prentice Hall.
Lua MLA (8ú heag.)Johnsonbaugh, Richard. Discrete Mathematics. Pearson: Prentice Hall.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.