APA-referens (7:e uppl.)
Osterland, E. A. (2012). Power entertaining: Secrets to building lasting relationships, hosting unforgettable events, and closing big deals from America's 1st master sommelier. Wiley.
Chicago-referens (17:e uppl.)
Osterland, Edmund A. Power Entertaining: Secrets to Building Lasting Relationships, Hosting Unforgettable Events, and Closing Big Deals from America's 1st Master Sommelier. Hoboken, N.J.: Wiley, 2012.
MLA-referens (9:e uppl.)
Osterland, Edmund A. Power Entertaining: Secrets to Building Lasting Relationships, Hosting Unforgettable Events, and Closing Big Deals from America's 1st Master Sommelier. Wiley, 2012.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.