4. Bibliografia

Some References if you want to learn more 

• Baker, Trixie, Britta Becker, Susanne de Jongh, und Sonja Steinkellner. Management. Wien: Manz, 2014
• Bill Aulet .Disciplined Entrepreneurship Workbook. ISBN: 1119365791. 17 de marzo de 2017
• Peter F. Drucker  Innovation and Entrepreneurship. – 1 may 2006
• Bill Aulet . Disciplined Entrepreneurship: 24 Steps to a Successful Startup ASIN: B00DQ97TWO. 31 de julio de 2013