Sadler, R. (2012). Virtual worlds for language learning: From theory to practice. P. Lang.
Lua i Stíl Chicago (17ú heag.)Sadler, Randall. Virtual Worlds for Language Learning: From Theory to Practice. Bern ; New York: P. Lang, 2012.
Lua MLA (9ú heag.)Sadler, Randall. Virtual Worlds for Language Learning: From Theory to Practice. P. Lang, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.