Institut fur Management und Tourismus & ebrary, Inc. (2012). COTRI yearbook 2012. Peter Lang.
芝加哥风格引文Institut fur Management und Tourismus 与 Inc ebrary. COTRI Yearbook 2012. Frankfurt am Main: Peter Lang, 2012.
MLA引文Institut fur Management und Tourismus 与 Inc ebrary. COTRI Yearbook 2012. Peter Lang, 2012.
警告：这些引文格式不一定是100％准确.