The story of leisure
The story of leisure: context, concepts, and current controversy Jay S. Shivers, Lee J. deLisle
Publisher: Champaign, IL : Human Kinetics, c1997.
ISBN: 0873229967
DDC: 790
LCC: GV15
Case studies in game design
Case studies in game design / Henry Ellington, Eric Addinall & Fred Percival Percival, Fred
Publisher: London : Kogan Page ; 1984.
ISBN: 0850387035
DDC: 790
LCC: GV1201
Edition: (U.K.) :£14.95