000 00282nam a2200121Ia 4500
008 221001s1965 xx 000 0 eng d
082 _a160 EMM
100 _aEmmet, E. R.
245 0 _aLearning to think
260 _aLondon
_bLongman Green
_c1965
300 _a168p
942 _2ddc
_cBK
999 _c7635
_d7635