1. Symbolic interactionism: Perspective and method;Blumer,1969
2. Tasks and social relationships in classrooms: A study of instructional organization and its consequences;Bossert,1979
3. Entering the child's world: Research strategies for field entry and data collection in a preschool setting;Corsaro,1981
4. Friendship and peer culture in the early years;Corsaro,1985
5. Social and personality development: Infancy through adolescence;Damon,1983