1. Bradshaw, D. L., Goldsmith, H. H., & Campos, J. J. (1987). Attachment, temperament, and social referencing: Interrelationships among three domains of infant affective behavior. Infant Behavior and Development, 10, 223–231.
2. Campos, J. J. (1983). The importance of affective communication in social referencing: A commentary on Feinman. Merrill-Palmer Quarterly, 29, 83–87.
3. Campos, J. J., Barrett, K. C., Lamb, M. E., Goldsmith, H. H., & Stenberg, C. (1983). Socioemotional development. In M. M. Haith & J. J. Campos (Eds.), Handbook of child psychology: Vol. 2. Infancy and developmental psychobiology (pp. 783–916). New York: Wiley.
4. Campos, J. J., & Stenberg, C. (1981). Perception, appraisal, and emotion: The onset of social referencing. In M. E. Lamb & L. R. Sherrod (Eds.), Infant social cognition (pp. 273–314). Hillsdale, NJ: Erlbaum.
5. DeCasper, A. J., & Spence, M. J. (1986). Prenatal maternal speech influences newborns’ perception of speech sounds. Infant Behavior and Development, 9, 133–150.