Dyfyniad APA

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.

Dyfyniad Arddull Chicago

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.

Dyfyniad MLA

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.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.