HBR's 10 Must Reads on Strategy (including featured article "What Is Strategy?" by Michael E. Porter)
HBR's 10 Must Reads on Making Smart Decisions (with featured article "Before You Make That Big Decision..." by Daniel Kahneman, Dan Lovallo, and Olivier Sibony)
Organizational Behavior: Securing Competitive Advantage
Blue Ocean Strategy, Expanded Edition: How to Create Uncontested Market Space and Make the Competition Irrelevant
The Goal: A Process of Ongoing Improvement
Employee Training & Development (Irwin Management)
The Advantage, Enhanced Edition: Why Organizational Health Trumps Everything Else In Business (J-B Lencioni Series)
Good Strategy Bad Strategy: The Difference and Why It Matters
Leadership from the Inside Out: Becoming a Leader for Life