Morris, B. (2007). The Symbian OS architecture sourcebook: Design and evolution of a mobile phone OS. John Wiley.
Lua i Stíl Chicago (17ú heag.)Morris, Ben. The Symbian OS Architecture Sourcebook: Design and Evolution of a Mobile Phone OS. John Wiley, 2007.
Lua MLA (8ú heag.)Morris, Ben. The Symbian OS Architecture Sourcebook: Design and Evolution of a Mobile Phone OS. John Wiley, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.