Lua APA (7ú heag.)

Pyles, T. (1971). The origins and Development of the English Language (2.). Harcourt,Brace & World.

Lua i Stíl Chicago (17ú heag.)

Pyles, Thomas. The Origins and Development of the English Language. 2. New York, Estados Unidos: Harcourt,Brace & World, 1971.

Lua MLA (9ú heag.)

Pyles, Thomas. The Origins and Development of the English Language. 2. Harcourt,Brace & World, 1971.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.