000 00530nam a2200205Ia 4500
008 160601s9999 xx 000 0 und d
020 _a13958910
100 _aEllis, M I
_914586
245 _aWhy people play?
260 _aEnglewood Cliffs
260 _bPrenticc-Hell, inc.
260 _c1973
300 _axiv, 173 p.; 25cm
650 _aChild study
_914587
650 _aLearning technology
_914588
650 _aLeisure
_914579
650 _aManaging play
_914589
650 _aPlay
_914590
650 _aRelaxation
_914591
999 _c4649
_d4649