Não informado. (2004). International telephone review. International Telephone and Telegraph Corporation.
Chicagoスタイル(17版)引用形式Não informado. International Telephone Review. New York: International Telephone and Telegraph Corporation, 2004.
MLA(8版)引用形式Não informado. International Telephone Review. International Telephone and Telegraph Corporation, 2004.
警告: この引用は必ずしも正確ではありません.