Zilko, D. (2016). Irrational persistence: Seven secrets that turned a bankrupt startup into a. Hoboken, New Jersey: John Wiley and Sons.
استشهاد بنمط شيكاغوZilko, Dave. Irrational Persistence: Seven Secrets That Turned a Bankrupt Startup Into a. Hoboken, New Jersey: John Wiley and Sons, 2016.
MLA استشهادZilko, Dave. Irrational Persistence: Seven Secrets That Turned a Bankrupt Startup Into a. Hoboken, New Jersey: John Wiley and Sons, 2016.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.