"Empowerment: The Competitive Edge in Sports, Business & Life", Brendan Kelly Publishing Incorporated, 2006 ISBN 1-895997-24-0* Lincoln, Kenneth and Slagle, Al Logan.
"Empowerment: The Competitive Edge in Sports, Business & Life", Brendan Kelly Publishing Incorporated, 2006 ISBN 1-895997-24-0* Lincoln, Kenneth and Slagle, Al Logan.