Orr, A. D. (2004). Advanced project management: A complete guide to the processes, models and techniques. Kogan Page.
Chicago-referens (17:e uppl.)Orr, Alan D. Advanced Project Management: A Complete Guide to the Processes, Models and Techniques. London ; Sterling, VA: Kogan Page, 2004.
MLA-referens (8:e uppl.)Orr, Alan D. Advanced Project Management: A Complete Guide to the Processes, Models and Techniques. Kogan Page, 2004.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.