O'Neill, R. (1979). Kernel one: Students' book part B (1a. ed.). Logman.
Lua i Stíl Chicago (17ú heag.)O'Neill, Robert. Kernel One: Students' Book Part B. 1a. ed. New York: Logman, 1979.
Lua MLA (9ú heag.)O'Neill, Robert. Kernel One: Students' Book Part B. 1a. ed. Logman, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.