CPM Group (The Contingency Planning & Management). (2007). The CPM silver yearbook 2007. Chichester: Wiley.
استشهاد بنمط شيكاغوCPM Group (The Contingency Planning & Management). The CPM Silver Yearbook 2007. Chichester: Wiley, 2007.
MLA استشهادCPM Group (The Contingency Planning & Management). The CPM Silver Yearbook 2007. Chichester: Wiley, 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.