1. Individual differences in strange situation behavior of one-year-olds;Ainsworth,1971
2. Day care and early childhood education;Almy,1982
3. Theory and problems of child development;Ausubel,1980
4. Dimensions of fathers' and mothers' supportive behavior: The case for physical affection;Barber;Journal of Marriage and the Family,1986
5. The development of instrumental competence through socialization;Baumrind,1973