Wallwork, A. (2011). English for Academic Correspondence and Socializing. Springer US. https://doi.org/10.1007/978-1-4419-9401-1
Lua i Stíl Chicago (17ú heag.)Wallwork, Adrian. English for Academic Correspondence and Socializing. Boston, MA: Springer US, 2011. https://doi.org/10.1007/978-1-4419-9401-1.
Lua MLA (9ú heag.)Wallwork, Adrian. English for Academic Correspondence and Socializing. Springer US, 2011. https://doi.org/10.1007/978-1-4419-9401-1.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.