Ries Eric. (2011). The loan startup: How constant Innovation creates successful business. Penguin Grp.
Citace podle Chicago (17th ed.)Ries Eric. The Loan Startup: How Constant Innovation Creates Successful Business. London: Penguin Grp, 2011.
Citace podle MLA (9th ed.)Ries Eric. The Loan Startup: How Constant Innovation Creates Successful Business. Penguin Grp, 2011.
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