Lua APA (7ú heag.)
Hanna, K. (2016). Mastering Skype for business 2015. John Wiley and Sons.
Lua i Stíl Chicago (17ú heag.)
Hanna, Keith. Mastering Skype for Business 2015. Indianapolis, IN: John Wiley and Sons, 2016.
Lua MLA (9ú heag.)
Hanna, Keith. Mastering Skype for Business 2015. John Wiley and Sons, 2016.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.