FARBMAN, E. (1985). Signals A Grammar And Guide For Writers Evelyn Farbman. Houghton Mifflin.
Lua i Stíl Chicago (17ú heag.)FARBMAN, Evelyn. Signals A Grammar And Guide For Writers Evelyn Farbman. Houghton Mifflin, 1985.
Lua MLA (8ú heag.)FARBMAN, Evelyn. Signals A Grammar And Guide For Writers Evelyn Farbman. Houghton Mifflin, 1985.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.