Thực đơn
Universal Mobile Telecommunications System Lịch sửEnglish version Lịch sử Universal Mobile Telecommunications System
Thực đơn
Universal Mobile Telecommunications System Lịch sửLiên quan
Universal Music Group Universal Pictures Universal Robina Universal Flash Storage Universal Music Japan Universal Windows Platform Universal Disk Format Universal Rocket Universal Soldier: Day of Reckoning Universal Serial BusTài liệu tham khảo
WikiPedia: Universal Mobile Telecommunications System