00406nam a2200145Ia 450000100060000000800410000602000180004704000130006508200200007810000210009824500890011926000340020830000110024254600070025326210140414s9999    xx            000 0 und d  a0-7494-1452-9  cPK-LaUMT  a 371.397bGRE-D  aMargaret Gredler  aDesigning and evaluating games and simulationsba process approachcMargaret Gredler  aLondon,UK:bKogan Page,c1992  a183 p.  aEN