(2009). Harvard business review on managing external risk. Harvard Business School Publishing Coporation.
Chicago Stili AlıntıHarvard Business Review On Managing External Risk. Harvard Business School Publishing Coporation, 2009.
MLA AlıntıHarvard Business Review On Managing External Risk. Harvard Business School Publishing Coporation, 2009.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..