Não informado. (2007). Creative Business. Staysail Enterprises.
Chicagoスタイル(17版)引用形式Não informado. Creative Business. Boston, Mass: Staysail Enterprises, 2007.
MLA(8版)引用形式Não informado. Creative Business. Staysail Enterprises, 2007.
警告: この引用は必ずしも正確ではありません.