Παραπομπή σε μορφή APA (7η εκδ.)

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.

Παραπομπή σε μορφή Chicago (17η εκδ.)

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.

Παραπομπή σε μορφή MLA (9th εκδ.)

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.