World Trade Press & ebrary, Inc. (2010). Germany: Communications. World Trade Press.
芝加哥风格引文World Trade Press 与 Inc ebrary. Germany: Communications. Petaluma, Calif.: World Trade Press, 2010.
MLA引文World Trade Press 与 Inc ebrary. Germany: Communications. World Trade Press, 2010.
警告:这些引文格式不一定是100%准确.