Kopaczyk, J., & Jucker, A. H. (2013). Communities of practice in the history of English. John Benjamins Publishing Company.
Lua i Stíl Chicago (17ú heag.)Kopaczyk, Joanna, agus Andreas H. Jucker. Communities of Practice in the History of English. Amsterdam ; Philadelphia: John Benjamins Publishing Company, 2013.
Lua MLA (9ú heag.)Kopaczyk, Joanna, agus Andreas H. Jucker. Communities of Practice in the History of English. John Benjamins Publishing Company, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.