APA
Powers T., Barrows C. W., Educational Foundation (National Restaurant Association) & ProMgmt. (Program). (2006). Introduction to the hospitality industry, sixth edition. Hoboken, N.J: Wiley.
Chicago
Powers Tom, Barrows Clayton W, Educational Foundation (National Restaurant Association) and ProMgmt. (Program). 2006. Introduction to the hospitality industry, sixth edition. Hoboken, N.J: Wiley.
Harvard
Powers T., Barrows C. W., Educational Foundation (National Restaurant Association) and ProMgmt. (Program). (2006). Introduction to the hospitality industry, sixth edition. Hoboken, N.J: Wiley.
MLA
Powers Tom, Barrows Clayton W, Educational Foundation (National Restaurant Association) and ProMgmt. (Program). Introduction to the hospitality industry, sixth edition. Hoboken, N.J: Wiley. 2006.