1. The socialization of altruistic and sympathetic behavior: Some theoretical and experimental analyses;Aronfreed,1970
2. Children's judgements of kindness;Baldwin;Child Development,1970
3. Prosocial behavior: Theory and research;Bar-Tal,1976
4. Motives f or helping behavior of kindergarten and school children in kibbutz and city;Bar-Tal,1977
5. Social norms, feelings, and other factors affecting helping and altruism;Berkowitz,1972