Gaya APA

Zilko, D. (2016). Irrational persistence : Seven secrets that turned a bankrupt startup into A $ 231,000,000 bussines (1). Canada: Simultaneously.

Gaya MLA

Zilko, Dave. "Irrational persistence : Seven secrets that turned a bankrupt startup into A $ 231,000,000 bussines". 1 Canada: Simultaneously, 2016. Text.