|Other Retailer||Price Checked Time||Their Price in AUD||Our Price|
|Amazon UK||2 days ago||75.6||$52.44||You save $23.16|
|Amazon US||3 days ago||62.92||$52.44||You save $10.48|
Roberto Brunetti is an experienced consultant, trainer, and author of enterprise applications. He is a founder of DevLeap, a company focused on providing high-value content and consulting services to professional developers, and the author of a book on ASP.NET and two on Windows Azure. He has spoken regularly at major conferences since 1996, and works closely with Microsoft for events and training courses.