00354nam a2200133Ia 4500082001500000245004300015260004900058300001000107650002900117650001500146650002200161650002100183700001600204  a155.4 UND; 0aUnderstanding and development of child  aAgrabAgra Psychological Research Cellc1984  a197p.  aDevelopmental psychology  aPsychology  aChild development  aChild psychology  aJoshi, J.N.