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PMP® Certification All-In-One for Dummies
Cynthia Snyder Stackpole
Mastering Facilitation: A Guide for Assisting Teams and Achieving ...
Morgan L. Jones
PMP® Exam Practice Test and Study Guide
Ginger Levin & J. Leroy Ward
Research Design: Quantitative, Qualitative, Mixed Methods, Arts-Based, ...
Patricia Leavy
Conceptions of Leadership: Enduring Ideas and Emerging Insights
George R. Goethals & Scott T. Allison & Roderick M. Kramer & David M. Messick