000 00434nam a2200145Ia 4500
008 170101s1967 xx 000 0 und d
082 _a155.407 2 M93H
100 _aMUSSEN, Paul H
245 0 _aHandbook of research methods in child development
260 _bN.Y
_c1967
300 _a1061p
650 _aCHILD STUDY -- RESEARCH -- HANDBOOKS,MANUALS,ETC
653 _aCHILD STUDY -- RESEARCH -- HANDBOOKS,MANUA
942 _2ddc
_cB
_01
999 _c30701
_d30701