Baron, R. R. V. (1989). Travel and tourism data: A comprehensive research handbook on the world travel industry. Oryx Press.
芝加哥风格引文Baron, Raphael Raymond V. Travel and Tourism Data: A Comprehensive Research Handbook on the World Travel Industry. Phoenix: Oryx Press, 1989.
MLA引文Baron, Raphael Raymond V. Travel and Tourism Data: A Comprehensive Research Handbook on the World Travel Industry. Oryx Press, 1989.
警告：这些引文格式不一定是100％准确.