Spears, R. A. (1996). Basic phrasal verbs. National Textbook Co.
Lua i Stíl Chicago (17ú heag.)Spears, Richard A. Basic Phrasal Verbs. Lincolnwood, Ill: National Textbook Co, 1996.
Lua MLA (9ú heag.)Spears, Richard A. Basic Phrasal Verbs. National Textbook Co, 1996.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.