ebrary, Inc, & Smith, S. L. J. (2010). The discovery of tourism. Emerald.
芝加哥风格引文ebrary, Inc, 与 Stephen L. J. Smith. The Discovery of Tourism. Bingley: Emerald, 2010.
MLA引文ebrary, Inc, 与 Stephen L. J. Smith. The Discovery of Tourism. Emerald, 2010.
警告：这些引文格式不一定是100％准确.