Big Book of Team-Motivating Games: Spirit-Building, Problem-Solving and Communication Games for Every Group Scannell Mary Heftet / 2009 / Engelsk
Big Book of Business Games: Icebreakers, Creativity Exercises and Meeting Energizers Newstrom, John Heftet / 1996 / Engelsk
Big Book of People Skills Games: Quick, Effective Activities for Making Great Impressions, Boosting Problem-Solving Skills and Improving Customer Service Scannell, Edward Heftet / 2010 / Engelsk
