1. Infant—mother 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. Coordinating attention to people and objects in mother—infant and peer-infant interaction;Bakeman;Child Development,1984
4. The emergence of symbols: Communication and cognition in infancy;Bates,1979
5. Names, gestures and objects: Symbolism in infancy and aphasia;Bates,1983