Gaya APA

Ries, E. (2017). The Lean Startup : How Today's Entrepreneurs Use Continuous Innovation to Create Radically Successful Business . U.S.A: Currency Books.

Gaya MLA

Ries, Eric. "The Lean Startup : How Today's Entrepreneurs Use Continuous Innovation to Create Radically Successful Business". U.S.A: Currency Books, 2017. Text.