Greenblatt, D. (2003). The call heard 'round the world: Voice over Internet Protocol and the quest for convergence. AMACOM, American Management Association.
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Lua i Stíl Chicago (17ú heag.)
Greenblatt, David. The Call Heard 'Round the World: Voice over Internet Protocol and the Quest for Convergence. New York: AMACOM, American Management Association, 2003.
Cóipeáladh chuig an ngearrthaisce go rathúil é
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Lua MLA (9ú heag.)
Greenblatt, David. The Call Heard 'Round the World: Voice over Internet Protocol and the Quest for Convergence. AMACOM, American Management Association, 2003.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.