1. Beck, A.M., and A.H. Katcher. 1983. Between pets and people: The importance of animal companions. New York: Putnam.
2. Belle, D., ed. 1989. Children's social networks and social supports. New York: Wiley.
3. Beck, A.M., and A.H. Katcher. 1982. Lives in stress. Beverly Hills: Sage.
4. Children's perceptions of friendships as supportive relationships.