1. Some increasing parent-child similarities during the growth of children;Bayley;Journal of Educational Psychology,1954
2. Environmental correlates of mental and motor development: A cumulative study from infancy to six years;Bayley;Child Development,1937
3. Stability and change in human characteristics;Bloom,1964
4. A report on longitudinal evaluations of preschool programs: Volume 2, Is early intervention effective?;Bronfenbrenner,1974
5. Mental measurement yearbook;Buros,1941