1. Boocock S Schild ED: Simulations and Games in U-aming. Beverly Hills Ca Sage Publications 1968.
2. Carlson E: Learning Through Games- Washington DC Public Affairs Press 1969.
3. Clark C: Serious Games. New York Viking Press 1970.
4. Horn RE: The Guide To Simulations/Games for Education and Training ed 3 vol 1. Cranford New Jersey Didactic Systems 1977.
5. Designing Simulation Activities workshop materials prepared by the National Medical Audiovisual Center. Bethesda Maryland 1979.