Jeffrey H. Gitomer (1998). “Customer Satisfaction is Worthless, Customer Loyalty is Priceless: How to Make Customers Love You, Keep Them Coming Back and Tell Everyone They Know”, Bard
"Claudia Black: Actor, Containment, On Trusting Your Gut, Investigating Your Shadows, Never Trash-talking Yourself, Raising Heart-centered Men, and Supporting Renewable Energy". Interview with Maranda Pleasant, www.marandapleasantmedia.com.
Joe Torre, Henry Dreher (1999). “Joe Torre's ground rules for winners: 12 keys to managing team players, tough bosses, setbacks, and success”, Hyperion Books