000 00296nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aDuncan, John
245 0 _aBackwardness in reading
260 _bG. G. Harrap and Co.
_aLondon
_c1953
942 _c1
999 _c33037
_d33037