📘 "The One Minute Manager" by Ken Blanchard and Spencer Johnson 📕 "The Art of Delegation" by Brian Tracy 📗 "Crucial Conversations: Tools for Talking When Stakes Are High" by Kerry Patterson, Joseph Grenny, Ron McMillan, and Al Switzler 📙 "Delegation Mastery: The Step-by-Step Guide to Mastering Delegation" by Robert Craven 📔 "Leadership and Self-Deception: Getting Out of the Box" by Arbinger Institute.