Citazione APA

(2009).  Harvard business review on managing external risk.  Harvard Business School Publishing Coporation.

Stile di citazione Chicago

 Harvard Business Review On Managing External Risk.  Harvard Business School Publishing Coporation, 2009.

Citazione MLA

 Harvard Business Review On Managing External Risk.  Harvard Business School Publishing Coporation, 2009.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.