(2011). Higher ambition: How great leaders creat economic and social value. Boston: Harvard Business.
Trích dẫn kiểu ChicagoHigher Ambition: How Great Leaders Creat Economic and Social Value. Boston: Harvard Business, 2011.
Deismireacht MLAHigher Ambition: How Great Leaders Creat Economic and Social Value. Boston: Harvard Business, 2011.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.