000 00311nam a2200121Ia 4500
100 _aUrie Bronfenbrenner
020 _a0-04-155004-8
942 _cBK
245 _aTwo worlds of childhood : U.S. and U.S. S. R.
260 _aGeorge Allen & Unwin Ltd, London
_c1970
082 _a136.7 Bro
300 _axii,190p ill.
999 _c3115
_d3115