000 00309nam a2200121Ia 4500
008 220201s1975 xx 000 0 eng d
041 _aENG
100 _aCLIFTEN, H D
245 0 _aCHOOSING AND USING COMPUTERS
260 _aLONDON
_bTHAMES AND HUDSON PUBLISHING COMPANY
_c1975
300 _a205
942 _2ddc
999 _c48494
_d48494