Não informado. (2011). International Business Week. McGraw-Hill.
Chicagoスタイル(17版)引用形式Não informado. International Business Week. New York: McGraw-Hill, 2011.
MLA(8版)引用形式Não informado. International Business Week. McGraw-Hill, 2011.
警告: この引用は必ずしも正確ではありません.