Dyfyniad APA

Horowitz Ben. (2014). The hard thing about hard things: Building a business when there are no easy answers. HarperCollins.

Dyfyniad Arddull Chicago

Horowitz Ben. The Hard Thing About Hard Things: Building a Business When There Are No Easy Answers. New York: HarperCollins, 2014.

Dyfyniad MLA

Horowitz Ben. The Hard Thing About Hard Things: Building a Business When There Are No Easy Answers. HarperCollins, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.