Andersson, C. (2001). GPRS and 3G wireless applications: Professional developer's guide. Wiley Computer Pub.
Lua i Stíl Chicago (17ú heag.)Andersson, Christoffer. GPRS and 3G Wireless Applications: Professional Developer's Guide. New York: Wiley Computer Pub, 2001.
Lua MLA (9ú heag.)Andersson, Christoffer. GPRS and 3G Wireless Applications: Professional Developer's Guide. Wiley Computer Pub, 2001.
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