Cornell, T. C., & Egan, E. (1985). Years of confrontation.
Lua i Stíl Chicago (17ú heag.)Cornell, Thomas C., agus Eileen Egan. Years of Confrontation. 1985.
Lua MLA (8ú heag.)Cornell, Thomas C., agus Eileen Egan. Years of Confrontation. 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.