Newell, M. W. (2005). Preparing for the project management professional [PMP®] certification exam: The complêt updated study guide for the latest exam. New York, NY: AMACOM, American Management Association.
Παραπομπή Chicago StyleNewell, Michael W. Preparing for the Project Management Professional [PMP®] Certification Exam: The Complêt Updated Study Guide for the Latest Exam. New York, NY: AMACOM, American Management Association, 2005.
Παραπομπή MLANewell, Michael W. Preparing for the Project Management Professional [PMP®] Certification Exam: The Complêt Updated Study Guide for the Latest Exam. New York, NY: AMACOM, American Management Association, 2005.
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