Priezkalns, E. (2011). Revenue assurance: Expert opinions for communications providers. CRC Press.
Chicago Stili AlıntıPriezkalns, Eric[et.al.]. Revenue Assurance: Expert Opinions for Communications Providers. Boca Raton: CRC Press, 2011.
MLA AlıntıPriezkalns, Eric[et.al.]. Revenue Assurance: Expert Opinions for Communications Providers. CRC Press, 2011.
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