000 00281nam a2200109Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aWallis, R. S.
245 0 _aHow children grow
260 _bUni. of Lowa
_aLowa
_c1931
942 _c1
999 _c27199
_d27199