Williams, D. (1955). Manual to accompany Our English language, Pollock, Sheridan, Williams, Weiffenbach. Macmillan.
Lua i Stíl Chicago (17ú heag.)Williams, Dorothy. Manual to Accompany Our English Language, Pollock, Sheridan, Williams, Weiffenbach. New York: Macmillan, 1955.
Lua MLA (8ú heag.)Williams, Dorothy. Manual to Accompany Our English Language, Pollock, Sheridan, Williams, Weiffenbach. Macmillan, 1955.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.