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Lua i Stíl Chicago (17ú heag.)Cioara, Jeremy. Authorized Self-study Guide: Cisco IP Telephony (CIPT). Second edition. Indiana: Cisco Press, 2007.
Lua MLA (8ú heag.)Cioara, Jeremy. Authorized Self-study Guide: Cisco IP Telephony (CIPT). Second edition. Cisco Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.