APA aipamena

Davidson, J. (2000). Voice over IP fundamentalsJonathan Davidson, James Peters. Cisco.

Chicago Style aipamena

Davidson, Jonathan. Voice over IP FundamentalsJonathan Davidson, James Peters. Cisco, 2000.

MLA aipamena

Davidson, Jonathan. Voice over IP FundamentalsJonathan Davidson, James Peters. Cisco, 2000.

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