000 00317nam a2200109Ia 4500
008 171211s9999 xx 000 0 und d
245 4 _aThe Ecology of Games: Connecting Youth, Games, and Learning
245 _cKatie Salen
260 _c2008
650 _xGAMES
856 _uhttp://down.ebook777.com/055/0262195755.pdf
999 _c348928
_d348928