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The Alliance for Telecommunications Industry Solutions, 05/01/2009
Publisher: ATIS
File Format: PDF
$146.00$293.44
Published:01/05/2009
Pages:50
EDI Telecommunications Billing Guidelines Issue 9
$109.00 $218.03
Network - Broadband ISDN - ATM Adoption Layer for Constant Bit Rate Services Functionality and Specification
$30.00 $60.00
North American Numbering Plan (NANP) Expansion Reference Document
$12.00 $25.00
Electronic Communications Interactive Agent Functional Specification
$137.00 $275.00