000			00287nam a2200121Ia 4500
005			20260205042056.0
008			260111s9999||||xx |||||||||||||| ||und||
100			_aHorace B.
245		0	_aDynamics of child development
260			_aNew York _bHolt _c1961
300			_a461p.
942			_cBK
999			_c26297 _d26297