000 00273nam a2200097 4500
245 _aGames and programs
_cRobert R. Singleton
100 _aSingleton, Robert R.
260 _aSan Francisco
_bW.H. Freeman and Company
_c1974
300 _axxiii,299p.; 24cm.
082 _a519.7
_bSIN
999 _c20650
_d20650