000 00318nas a2200121Ia 4500
008 170101s2017 xx 000 0 und d
044 _aU.S.A.
245 0 _aCHILD Development
260 _bUniversity of Chicago Press
_aChicago
270 _aUniversity of Chicago Press
362 _aJan - Dec,1968
942 _2ddc
_cP
999 _c153741
_d153741