Epstein, R. (1996). Creativity games for trainers: A handbook of Group Activities for jumpstarting workplace creativity. McGraw-Hill.
Chicago-Zitierstil (17. Ausg.)Epstein, Robert. Creativity Games for Trainers: A Handbook of Group Activities for Jumpstarting Workplace Creativity. Nueva York: McGraw-Hill, 1996.
MLA-Zitierstil (9. Ausg.)Epstein, Robert. Creativity Games for Trainers: A Handbook of Group Activities for Jumpstarting Workplace Creativity. McGraw-Hill, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.