Who Moved My Cheese by Spencer Johnson (This one is a metaphor about how people relate to change)
Our
Iceberg Is Melting by John Kotter and Holger Rathbgeber (This one is a
metaphor about how to effectively gather a team to manage change)
Ubuntu by Stephen Lundin and Bob Nelson (This is a case study of
sorts about how to change the attitude(s) within an organization)Read all three or pick one!