Horowitz, B. (2014). Hard things about hard things: Building business when there are no easy answers. Harper Business.
Chicagoスタイル(17版)引用形式Horowitz, Ben. Hard Things About Hard Things: Building Business When There Are No Easy Answers. New York: Harper Business, 2014.
MLA(9版)引用形式Horowitz, Ben. Hard Things About Hard Things: Building Business When There Are No Easy Answers. Harper Business, 2014.
警告: この引用は必ずしも正確ではありません.