1. Infantmother attachment and social development: 'socialization' as a product of reciprocal responsiveness to signals.;Ainsworth,1974
2. Patterns of attachment. A psychological study of the Strange Situation.;Ainsworth,1978
3. Attachment and exploratory behavior of one-year olds in a Strange Situation.;Ainsworth,1969
4. The development of the concept of object as related to infant-mother attachment.;Bell;Child Development.,1970
5. Effects of day care.;Belsky;Child Development.,1978