Changes

Goldstein& Read Games At Work<ref>Games At Work - How to recognize and reduce office politics Goldstein, Read and Cashman April 2009, Jossey Bass Wiley, ISBN 978-0-470-26200-9</ref>Berne, Eric, Games People Play<ref>Berne, Eric, Games People Play: The Psychology of Human Relationships, Jan. 2010, Penguin Books Ltd., ISBN 978-0-14-104027-1</ref>: The games from individual psychological viewpoint.