Gaya APA
Horowitz, Ben. (2014).
THE HARD THING ABOUT HARD THINGS: Building a Business When There Are No Easy Answers .
USA:
HARPER BUSINESS.
Gaya Chicago
Horowitz, Ben.
THE HARD THING ABOUT HARD THINGS: Building a Business When There Are No Easy Answers.
USA:
HARPER BUSINESS,
2014.
Text.
Gaya MLA
Horowitz, Ben.
THE HARD THING ABOUT HARD THINGS: Building a Business When There Are No Easy Answers.
USA:
HARPER BUSINESS,
2014.
Text.
Gaya Turabian
Horowitz, Ben.
THE HARD THING ABOUT HARD THINGS: Building a Business When There Are No Easy Answers.
USA:
HARPER BUSINESS,
2014.
Print.