Begemann, P. (2005). Der kleine Business-Knigge. Eichborn.
Chicagoスタイル(17版)引用形式Begemann, Petra. Der Kleine Business-Knigge. Frankfurt am Main: Eichborn, 2005.
MLA(8版)引用形式Begemann, Petra. Der Kleine Business-Knigge. Eichborn, 2005.
警告: この引用は必ずしも正確ではありません.