Ries Eric. (2011). The loan startup: How constant Innovation creates successful business. Penguin Grp.
Chicago-Zitierstil (17. Ausg.)Ries Eric. The Loan Startup: How Constant Innovation Creates Successful Business. London: Penguin Grp, 2011.
MLA-Zitierstil (9. Ausg.)Ries Eric. The Loan Startup: How Constant Innovation Creates Successful Business. Penguin Grp, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.